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12
votes
1answer
290 views

Is the flavor of artificial banana flavoring based on the “Gros Michel” banana?

I've heard the claim that artificial banana flavoring doesn't taste like bananas since it was based on a different cultivar than the one we know today. Until the 1950's the main banana cultivar ...
6
votes
1answer
5k views

Will fluoride and chlorine dissipate from tap water left to sit overnight?

One common recommendation for watering house plants with tap water is to allow the water to sit overnight before watering, so that the fluorine and chlorine that are commonly added to tap water (which ...
4
votes
1answer
240 views

Does Impatiens capensis (a.k.a. jewelweed) relieve symptoms caused by poison ivy or other irritants?

As a kid, I was taught during my summer camp that jewelweed, a plant commonly found throughout North America, is an effective treatment for poison ivy and stinging nettle. Indeed, I've used it myself ...
10
votes
1answer
10k views

Can a plant survive bottled in its own ecosystem for 50 years?

I came across a story on Facebook about David Latimer, who put spiderwort plants into a bottle garden ("terrarium") in 1960, watered it in 1972, and then sealed the bung. The plants have been living, ...
3
votes
1answer
742 views

Is it possible for a pine tree to grow in your lungs?

This question came up at lunch today, and I didn't believe my friend when he said someone had a pine tree growing in his lungs. I have found several sources: 1, 2, 3 Source #2 has a key note: ...
6
votes
1answer
405 views

Can plants sense human intentions?

Cleve Backster's experiments on the ability of plants (and even microbes) to react to human thought have been popularized by the book The Secret Life of Plants. There's a very interesting interview ...
5
votes
2answers
1k views

Do the trees follow Fibonacci series? How?

Does the number of leaves on a branch follow Fibonacci numbers from top to bottom? Or is there more to nature than I really see it. This question came up after reading this article: Aidan ...
30
votes
1answer
15k views

Does aloe vera help cure sunburn?

I'm on vacation and got sunburnt, so someone said I should go get Aloa Vera since that apparently helps. There seems to be a plethora of made-for-adsense-sites that claim the same. ...
8
votes
0answers
13k views

Plants that release oxygen even at night

It is widely reported at several places that certain trees such as Peepal (Botanical name:Ficus religiosa) and Tulsi (Botanical name: Ocimum tenuiflorum) release oxygen even at night. My understanding ...
5
votes
0answers
317 views

Does natural corn grow giant?

I was reading the Wikipedia article on corn today, and I noticed this interesting quote in the second paragraph: While natural maize varieties grow to 12 metres (39 ft) tall,[4] most commercially ...
16
votes
1answer
12k views

Do cacti absorb harmful radiation emitted by computers?

It is a common belief that cacti absorb radiation; consequently, a lot of people put potted cacti by their computer as a safety means. Do cacti actually absorb radiation? Even if so, will a small ...
2
votes
0answers
459 views

Does catnip repel rats, mice and cockroaches?

Cat-world claims that catnip can repel rats, mice and cockroaches. It was also discovered that catnip repels cockroaches too! and Rats & mice are also believed to have a strong dislike ...
17
votes
4answers
5k views

Does grass alone produce enough oxygen for life?

Over a work happy hour tonight, two employees were talking about their different lifestyles -- one likes riding four wheelers, which the other considers to be recreational pollution. Somehow the fact ...
25
votes
1answer
6k views

Do houseplants have any impact on oxygen levels?

I usually hear that plants should be placed in working areas to supplement the higher oxygen needs of working humans, or on the other hand, that should never be grown in bedrooms because they drain ...
8
votes
1answer
6k views

Does celery have an effect on male sexual performance?

There's a popular belief that celery increases male sexual performance (some claim that it influences penis size, others that it increases semen count, or that it helps men maintain an erection for a ...
25
votes
2answers
8k views

Is watering plants under a hot sun bad?

A couple of people have told me that it's a bad for plants to be watered in the middle of a sunny day, i.e. it's not just that you waste more water due to evaporation, but that there are actually bad ...
10
votes
2answers
26k views

Can eating rhubarb kill you?

I've heard that rhubarb leaves are poisonous, and that you can even die from rhubarb poisoning. Is that true?
21
votes
2answers
9k views

Does music affect the growth of plants?

According to a very old study plants that “listen” to music have a better growth than other plants. For her next experiment, Mrs. Retallack used two chambers (and fresh plants). She placed radios ...