15 February 2013, 03:28 PM ET
Dangerous childbirth, achy backs and wisdom teeth pain resulted from our evolution.
14 February 2013, 05:32 PM ET
Humans did not evolve from apes, gorillas or chimps. We are all modern species that have followed different evolutionary paths.
11 February 2013, 02:36 PM ET
Involved fathers may boost baby's health.
11 February 2013, 07:52 AM ET
feathered friends can see the world beyond purple.
07 February 2013, 07:43 PM ET
It's clear that a human brain knows a good tune when it hears one.
07 February 2013, 07:18 PM ET
We have fingernails because we're primates.
04 February 2013, 02:23 PM ET
No worries — the two species still likely had sex, researchers say.
02 February 2013, 11:30 AM ET
Extra copies of certain gene may make our mouths water more.
29 January 2013, 03:43 PM ET
Evolution seems to have allowed for varying types based at least in part on environmental pressures.
28 January 2013, 09:37 AM ET
Proposed bills could disrupt the teaching of evolution and climate change.
23 January 2013, 05:01 PM ET
Owl monkeys that stick with their pair-bonded partner produce more offspring than those who take up with others.
13 January 2013, 04:09 PM ET
People refer to "Darwin's finches" from time to time as a symbol of evolution in the Galapagos Islands, but the father of evolutionary theory actually dropped the ball on those birds, collecting better details on mockingbirds, tortoises and
10 January 2013, 11:17 AM ET
Paul Salopek left an Ethiopian village on foot today, planning to retrace humans' migration out of Africa.
05 January 2013, 03:29 PM ET
The social and mental faculties of the vervet monkey.
31 December 2012, 01:30 PM ET
The ancient human ancestor was meticulous about its clothing.
31 December 2012, 12:00 PM ET
The word theory is frequently misused and misunderstood when applied to a range of ideas from evolution to gravity.
28 December 2012, 04:49 PM ET
Determining which categories an organism falls into is no easy matter. In general, physical characteristics determine grouping.
27 December 2012, 10:03 AM ET
The hobbit's face was unveiled and we found out humans had sex with various other hominids.
25 December 2012, 08:30 PM ET
Dramatic changes in the cradle of humanity linked to key mental developments.
19 December 2012, 04:52 PM ET
Human hands' unique shape evolved so competing males could punch each other without injuring their hands, a new study argues
03 December 2012, 10:40 AM ET
Duplications of "brainy genes" in the sea creature kicked off an explosion in intelligence.
29 November 2012, 11:10 AM ET
As science progressed so did the accuracy of Earth's age.
18 November 2012, 11:37 AM ET
Odd DNA eating creatures, stressful relaxation and a leggy bug all made our picks this week. Check these out.
12 November 2012, 01:41 PM ET
The evolution of the Y chromosome suggests that scientists have underestimated how many men have passed on their genes throughout human history
12 November 2012, 12:14 PM ET
People are gradually becoming less intelligent because the evolutionary pressure for braininess waned once humans began living in larger agricultural communities.
02 November 2012, 11:01 AM ET
A tentative ruling comes down in favor of NASA's Jet Propulsion Laboratory.
01 November 2012, 08:55 AM ET
Findings suggest ancestors of modern North Africans "swapped spit" with Neanderthals.
26 October 2012, 11:15 AM ET
The human interest in ancestry may have its roots in the Stone Age.
13 October 2012, 09:05 AM ET
A planet made from diamonds, star spirals and a panda's first tooth round out our favorite images this week. Take a peek ...
10 October 2012, 02:07 PM ET
A 9,000-year-old Earth is not a place you'd want to be.
09 October 2012, 05:01 PM ET
Mousy genetics could shed light on causes of human low sperm count.
04 October 2012, 04:20 PM ET
Arkat Abzhanov investigates craniofacial development and evolution.
03 October 2012, 05:01 PM ET
The fossil of a hominid child suggests being meat lovers led to our big brains.
02 October 2012, 07:03 PM ET
Young snails pay a price for survival.
28 September 2012, 07:23 PM ET
Cheryl Wilga's life-long passions grew into a career of research and teaching others about animal behavior.
21 September 2012, 12:44 PM ET
The Khoe-San people may represent a lineage that split off some 100,000 years ago.