Biology is a natural science concerned with the study of life and living organisms, including their structure, function, growth, origin, evolution, distribution, and taxonomy.

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Do Asians have slanting vaginas?

I had heard somewhere that some women have horizontal vagina. I didn't think it was true. So I asked my biology teacher, "I've heard some women have horizontal vagina. Is it true?" He replied, ...
5
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1answer
366 views

Did Nylon eating bacteria come about due to an increase in genetic information?

I found this video by a creationist who claims that the nylon eating ability of bacteria was not the result of an increase in genetic information. Does he actually have a point or is he wrong? ...
13
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1answer
604 views

Is the Earth experiencing another mass extinction event?

I have heard that Earth is experiencing another mass extinction event, with many species going extinct at a rate comparable to Earth's many other past extinction events. This has been reported in ...
98
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1answer
7k views

Is eating rice harmful to birds?

There is an old custom to throw rice at the wedding couple when they leave the church after the ceremony. But now I have heard from several people that you should not throw rice because birds will eat ...
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0answers
245 views

Did cats evolve meowing in order to manipulate humans? [closed]

My girlfriend told me last night that cats evolved meowing specifically in order to mimic the sound of a baby's crying to get us to feed them and so forth. Considering the meme of throwing shoes at ...
37
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1answer
3k views

During pregnancy, do babies send stem cells to their mothers to repair organ damage?

This picture is floating around the facebooks with no attribution to an original source (not even a source of the image): The image says: During pregnancy, if a mother suffers organ damage, the ...
5
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0answers
168 views

Do commercial DNA synthesis labs maintain a “watch list” of dangerous DNA sequences?

This New York Times article claims that Their DNA could be put on a watch list, as sequences for anthrax and smallpox are, so any attempt to buy them from DNA supply houses would raise flags. ...
2
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1answer
153 views

Can we tell our origin based on foot phenotype? [duplicate]

This suggest that someone from european lineages, can tell its origin from the shape of its feet. Does it really work?
5
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1answer
350 views

Can vinegar and essential oils repel ticks?

I just saw this facebook post claiming that vinegar and essential oils can repel ticks. In a spray bottle, mix 2 cups of distilled white vinegar and 1 cup of water. To make a scented solution so ...
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1answer
1k views

Does a human on a bicycle travel more efficiently than any other species?

Steve Jobs claimed on video that a bicycling human is more efficient at locomotion than any other species can manage. He repeated it separately on video, and in writing. The quote is still oft ...
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78 views

Could the 2001 anthrax letter attacks been connected to the disclosure of Project Jefferson? [closed]

Project Jefferson was designed to reproduce a strain of genetically-modified anthrax isolated by Russian scientists during the 1990s. It was disclosed (together with Project Bacchus, Project Clear ...
17
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1answer
896 views

Did scientists in UK find a sphere that is of extraterrestrial origin which contains alien biota?

Is there an independent verification of the claims made by University of Buckingham researchers? From http://www.express.co.uk/news/weird/554074/Alien-seed-sent-Earth-aliens-Scientists-baffled: ...
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116 views

Is there any correlation between temperature and illness? [closed]

How many times did you hear your mother tell you, "Put on a jacket or you're going to catch a cold!" or "Come in out of the rain before you catch cold!" It's also a fairly common trope in Jane ...
18
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1answer
727 views

Does drinking coffee, or any other activity, help sober a person?

This article claims that: Also, despite popular belief, "Only time will sober a person up. Drinking strong coffee, exercising or taking a cold shower will not help." So, if you're buzzing but ...
9
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1answer
467 views

Do individual heart cells “beat” when isolated?

In his book The Third Ear, author Chris Lonsdale makes the following claim in chapter 14: Some years ago, scientists did a very interesting experiment. They placed a single, live, heart cell into ...
18
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3answers
862 views

Can thunderstorms curdle milk?

When I was 13, my sister and I spent the summer on a dairy farm. We worked in the creamery, where (twice a day) we bottled fresh raw milk, as well as cleaned all the equipment. It was really a fun ...
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2answers
369 views

Are vaccine antibodies different than natural antibodies?

An article at mercola.com entitled Outspoken Vaccine Advocate States Measles Vaccine Can't Prevent Measles Outbreaks makes the claim that (emphasis added): Because vaccine antibodies are different ...
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0answers
184 views

Does “power posing” affect testosterone and cortisol levels?

Social psychologist Amy Cuddy gave a TED talk in which she claims that adopting certain postures: can affect testosterone and cortisol levels in the brain. Business Insider Australia summarised ...
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1answer
254 views

Is a human on a bike more efficient than a fish in water? [closed]

Long ago, an enthusiastic cyclist claimed to me that a human on a bike was more efficient than a fish in water. Is this true? I would guess that the relevant measure of efficiency would be something ...
9
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1answer
455 views

Did Saint Charbel Makhluf's body remain intact for 50 years?

Saint Charbel Makhluf, O.L.M. (or Sharbel Maklouf),[1] (Arabic: مار شربل‎, May 8, 1828 – December 24, 1898) was a Maronite monk and priest from Lebanon. During his life he obtained a wide ...
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1answer
1k views

Is being able to talk evidence that you can breathe?

In discussions and articles about the death of Eric Garner I encountered several people denying that he was actually choked and couldn't breathe. The essence of that argument most often was that "if ...
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0answers
60 views

CPH4 is exist or not [duplicate]

what if our brain really works at more than 50%.In Lucy movie they were telling about the drug name CPH4 or they tell that it will produce at the time of pregnancy when women is at 5 or 6 months.Is ...
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3answers
5k views

Has carbon dating indicated that live humans are 4000 years old?

A friend of mine told my wife that carbon dating is unreliable because it has been performed on live humans and indicated that the test subject(s) are 4000 years old. Is there any truth to this ...
93
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3answers
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Is this picture, apparently showing an eagle flying upside-down, manipulated?

I found this picture on facebook: It definitely doesn't come from a particularly credible source (I F***ing Love Science), but I'm curious if there's anything so wrong with the picture that there ...
4
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2answers
339 views

Is it almost impossible to find animals that are not contaminated by chemicals?

From Chapter 3 of Rachel Carson's seminal book, Silent Spring (1962): FOR THE FIRST TIME in the history of the world, every human being is now subjected to contact with dangerous chemicals, from ...
2
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1answer
260 views

Life (i.e. cells) originated from clay

It's 'revealed' in many religious scriptures that man was created from clay: Life from clay Creation from clay There is an interesting article in New Scientist titled, Clay's matchmaking could ...
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1answer
356 views

Do humans normally pass gas 6 to 21 times per day?

10 Fascinating Facts About Farting People Pass Gas About 14 Times Per Day Fart, Burp, and Embrace Gas! Catapulting gaseous elements out of your orifices 13 to 21 times a day is average. ...
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1answer
639 views

Do mice sneeze?

I heard a story on NPR today about how new safety concerns affected one scientist's research on corona viruses. The fear is that scientists may make viruses more contagious and therefore dangerous to ...
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0answers
127 views

Is there a cancer avoidance diet that is backed up scientifically? [closed]

Is there an agreement in the scientific community upon a diet (eating program) that can avoid or drastically reduce risk of cancer? The information out there is very vague and sometimes contradictory. ...
23
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1answer
1k views

Do specific exercises target specific fat deposits?

It is common to see marketing for exercise routines that claim to target fat deposits in a particular part of the body. Examples: 9 Moves to Beat Belly Fat for Good 8 moves to melt off that pesky ...
12
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1answer
966 views

Did the US Government invent ebola to test bioweapons in Africa?

It has been going around that the US government was responsible for creating Ebola in order to test their Bioweapons as stated by CBS news: The largest newspaper in Liberia published a conspiracy ...
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0answers
727 views

Do babies dream in the womb? [closed]

There are various sources that say that fetuses have rapid eye movement in the womb and they might be dreaming during REM sleep. Scientists who follow the fetus's daily life find that it spends ...
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0answers
274 views

Do women blink more than men?

OMGfacts : Blinking is a reflex that is started by a sudden noise. Studies show that women react more quickly then [sic] men to these sudden noises, and blink both twice as hard and often as men. ...
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Is rice water a good fertilizer?

When rice is washed, the wash water becomes whitish due to the starchy powder in the skin of unwashed rice. I've often heard or read, usually in water-saving, money-saving, or gardening tips, that the ...
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0answers
3k views

Do trees die of cursing in Solomon Islands?

From http://wingedwizard.wordpress.com/2013/05/07/solomon-island-tree-curse/ According to some reports in the Solomon Islands of the pacific the islanders practice a special form of ...
4
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1answer
355 views

Does “Garbage Enzyme cleaner” contain enzymes?

There are many recipes which call for using fruit peel anaerobic fermentation process to make a concentrated enzyme cleaner solution. So the question arises that does this recipe really have those ...
9
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2answers
638 views

Is it very difficult to kill a whale at sea humanely?

It is said that it is difficult to kill a whale (at sea) in a humane way: Experience has shown that it is very difficult to kill a whale at sea humanely; that is, by causing minimum pain or ...
37
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1answer
8k views

Do mosquitoes urinate on you when they bite you?

This is a claim that I have seen on several "Did You Know?" lists so far. They all state that when a mosquito bites you, they also urinate on you at the same time and that is what causes the area ...
3
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1answer
771 views

Did scientists warn of the possibility of a zombie apocalypse?

A image posted by 8fact: This pictured grabbed 11,085 shares and 34,942 likes so far on Facebook. I find it hard to believe.
3
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0answers
323 views

Is sleeping with your head pointed north dangerous? [duplicate]

According to the top-voted answer of this question: When we sleep in this position, iron from the whole body starts to congregate in our brain which can cause headache, Alzheimer’s Disease, ...
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2answers
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Is CPH4 from science fiction movie 'Lucy' real?

In the science-fiction film Lucy, the titular character takes a drug called CPH4 that increases her brain capacity. The writer and director of the film, Luc Besson, claims in several interviews that ...
24
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1answer
3k views

Did David Blaine hold his breath for 17 minutes?

David Blaine (born David Blaine White; April 4, 1973) is an American magician, illusionist and endurance artist. He is best known for his high-profile feats of endurance, and has made his name as a ...
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4answers
5k views

Is the O-type blood used as a universal donor?

In biology classes at school I was taught that O can be a donor to all blood types (given matching Rh group and other details), and AB can receive transfusion from any type. Quick googling seems to ...
6
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1answer
643 views

Does drinking coffee reduce breast size?

A study of 300 women done in the UK says that drinking 3 cups of coffee per day can cause a woman's breasts to shrink by an average of 17%. drinking three or more cups a day was enough to cause a ...
6
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1answer
805 views

Determining your ancestry through the shape of your feet?

This picture makes its rounds around blogs & forums recently: Does it have any scientific backing?
19
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1answer
723 views

Does sleeping naked in a sleeping bag keep you warmer?

The most popular question on outdoors.SE is Is it warmer to sleep naked in a sleeping bag? Now, all the answers over there are not properly researched and it was suggested in one of the ...
15
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1answer
659 views

Are men more likely to be LGBT than women?

According to this article gay men exceed lesbians as a proportion of the population, and this study suggests that there are more male-to-female transgenders than female to male transgenders. Yet, a ...
5
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1answer
1k views

Are humans the only species to have permanently enlarged breast?

According to this didyouknowblog (http://didyouknowblog.com/) humans are the only species to have permanently enlarged breast. It quotes an article from the Guardinan ...
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1answer
3k views

Does sniffing rosemary improve memory?

A "meme" now circulating on Facebook claims that Scientists Find Sniffing Rosemary Can Increase memory by 75% The credited web site, www.herbs-info.com has this article on the topic, which in ...
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1answer
6k views

Does drinking water after eating watermelon cause cholera?

This question is about a myth popular in India and Pakistan (as printed). The myth is that drinking water or milk after eating watermelon causes cholera. Have any experiments falsified/supported this ...