Biology news

Humans hot, sweaty, natural-born runners

Hairless, clawless, and largely weaponless, ancient humans used the unlikely combination of sweatiness and relentlessness to gain the upper hand over their faster, stronger, generally more dangerous animal prey, Harvard Anthropology ...

Apr 16, 2007 4.6 / 5 (256) 4

Why Life Originated (And Why it Continues)

(PhysOrg.com) -- Today, scientists understand pretty well how life evolves, by mechanisms based on Darwin’s theory of natural selection for survival of the fittest. However, Darwin’s 1859 classic, On the ...

Dec 09, 2008 4.2 / 5 (173) 106 feature

A chimp-pig hybrid origin for humans?

(Phys.org) —These days, getting a Ph.D. is probably the last thing you want to do if you are out to revolutionize the world. If, however, what you propose is an idea, rather than a technology, it can still ...

Jul 03, 2013 3.7 / 5 (179) 169 | with audio podcast report

Algae could generate hydrogen for fuel cells

For several decades, scientists have known that certain species of algae can produce hydrogen in anaerobic conditions. More recently, researchers have been trying to take advantage of this ability to produce ...

Nov 13, 2007 4.6 / 5 (122) 0 feature

Study says eyes evolved for X-Ray vision

The advantage of using two eyes to see the world around us has long been associated solely with our capacity to see in 3-D. Now, a new study from a scientist at Rensselaer Polytechnic Institute has uncovered ...

Aug 28, 2008 2.9 / 5 (192) 26

Criticality in morphogenesis

(Phys.org) —In many regards, a brief time-lapse video can teach more about embryonic development than any amount of reading. It is hard not to be impressed how a repeatable form reliably emerges despite ...

Sep 17, 2013 4.9 / 5 (111) 0 | with audio podcast report

Free will is an illusion, biologist says

(PhysOrg.com) -- When biologist Anthony Cashmore claims that the concept of free will is an illusion, he's not breaking any new ground. At least as far back as the ancient Greeks, people have wondered how ...

Mar 03, 2010 3.4 / 5 (148) 464 | with audio podcast feature