Questions tagged [technology]

The making, usage, and knowledge of tools, machines, techniques, crafts, systems, or methods of organization in order to solve a problem or perform a specific function.

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10
votes
2answers
8k views

Did ancient Indians invent guns, lasers, radars and nuclear weapons?

I found this site which claimed that Ancient India was an extremely advanced civilization whose technology equaled & in some cases even surpassed current technology. None of the claims have ...
35
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2answers
6k views

Can devices detect your sleep cycle and wake you in a more refreshed state?

There are a number of products on the market that claim to be "better alarm clocks" that allows you to feel more refreshed when you wake - even if you sleep a few minutes or tens of minutes less. ...
21
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1answer
5k views

Does recharging a battery when it is only half-way dead decrease its life span?

One thing many manufactures of laptops and cellphones recommend is that you wait until the battery is completely dead before you recharge it or else it will slowly loose its maximum capacity or have a ...
13
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3answers
2k views

Is global warming irreversible?

I have heard countless times the perils of global warming and how we should all do our fair share to save the Earth for future generations. Here is but one example from an NPR article: "Global ...
50
votes
3answers
9k views

Does the color temperature of a computer screen affect sleep patterns?

There's a little tool called f.lux that claims: During the day, computer screens look good — they're designed to look like the sun. But, at 9PM, 10PM, or 3AM, you probably shouldn't be looking at ...
39
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2answers
2k views

Do patents boost innovation?

In a recent judgement Europe's highest court ruled that Stem Cells derived from human embryos cannot be patented (see BBC story here). This provoked many scientists to argue that both research and the ...
53
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1answer
9k views

Did COBOL have 250 billion lines of code and 1 million programmers, as late as 2009?

In 2009 COBOL turned 50 years old. It got some publicity with claims, which I find rather hard to believe: "Cobol hits 50 and keeps counting" article in the Guardian. According to David ...
42
votes
1answer
33k views

VHS vs Betamax: How influential was the pornography industry in the format war?

Image Source For many years I have heard the legend that the porn industry played a crucial role in the victory of JVC's VHS over Sony's Betamax. It resurfaced during the format war between HD ...
41
votes
1answer
7k 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 ...
17
votes
1answer
68k views

Does a cell phone emit 1000 times more radiation when its battery is low?

Found this gem on G+: The rest seems all extremely circumstantial except the very last item. The 'radiation' they're talking about, I'm assuming, is electromagnetic radiation - which would be weaker ...
10
votes
1answer
3k views

Does the increase of automation lead to unemployment? [closed]

According to this Huffington Post opinion piece, it's possible that in the future the ongoing process of automation will lead to less job opportunities. It quotes economist Paul Krugman arguing one ...
10
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4answers
2k views

Are GMO crops to blame for farmer suicides in India?

Anyone who follows the genetically modified organism (GMO) debate has probably heard the claim that GMO crops, and specifically the inability to save seed and other associated production costs, have ...
5
votes
0answers
812 views

Do household air purifiers prevent illness?

Air purifiers that use glass-fiber HEPA material are said to reduce contaminant in the air that can cause illness, including cold and flu viruses, cigarette smoke. One example is, Are Air Purifiers ...
23
votes
4answers
2k views

Is the Pale Blue Dot smaller than a pixel?

The Earth in the famous Pale Blue Dot image (below) is claimed by NASA to be "0.12 pixel in size". How can something be visible on a digital screen which is smaller than a pixel (or sub-pixel, which ...
22
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1answer
1k views

Is the porn industry important in the adoption of new technology or media?

I constantly see people and articles referencing how porn drove the adoption of the Internet, VHS, DVD, Blu-Ray, Mobile, insert your technology of choice, etc. Now I'm not discounting he popularity ...
12
votes
1answer
632 views

How much are United Airlines reducing their carbon emissions by giving pilots iPads?

Source article Here: Article Briefly: United Airlines are giving their 11,000 pilots iPads in an effort to increase efficiency, etc. They're making manuals and other documents electronic. As a side-...
6
votes
1answer
1k views

Do photovoltaic solar panels need replacement after 20 years?

Many manufacturers of photovoltaic solar panels offer some sort of warranty that is valid for 15 to 25 years. Many people suggest that after that period of time, a replacement of the panels is ...