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.
05 September 2012, 07:41 AM ET
Humans boast the biggest brains, relative to body size, in the animal kingdom.
30 August 2012, 02:01 PM ET
... and other surprises are revealed in the Denisovan DNA.
27 August 2012, 05:12 PM ET
Anti-evolution worldview "untenable," science educator says.
20 August 2012, 03:01 PM ET
The skull suggests humans once migrated into Asia.
20 August 2012, 02:31 PM ET
Researchers unearth the oldest human bones from Asia.
08 August 2012, 01:01 PM ET
Our human ancestors may have been a diverse bunch.
07 August 2012, 07:01 PM ET
Genders battle it out over generations.
02 August 2012, 12:02 PM ET
Harmful genetic mutations may accumulate in men.
25 July 2012, 09:15 AM ET
A spineless creature experienced two doublings in DNA, triggering the evolution of humans and other animals.
28 June 2012, 12:01 PM ET
The cavemen lived 7,000 years ago in what is now northern Spain.
27 June 2012, 01:01 PM ET
The hominin's diet is unlike other extinct relatives of humans.
25 June 2012, 03:02 PM ET
A scientist has discovered the fossil that ties modern flatfish to their symmetrical ancestors.
25 June 2012, 01:18 PM ET
Religion survived Copernicus and Darwin, after all.
14 June 2012, 06:25 PM ET
About a third of Americans believe that humans evolved, but under God's guidance.
13 June 2012, 01:00 PM ET
Way back in our evolutionary lineage, the first bony fish looked like sharks.
04 June 2012, 03:00 PM ET
The new primate suggests our ancestors came from Asia rather than Africa.
01 June 2012, 02:16 PM ET
Surveys reveal creationism has remained strong in the U.S. over 30 years. What do you think?
01 June 2012, 12:14 PM ET
American belief in creationism has remained roughly constant for 30 years, a survey indicates.
28 May 2012, 09:09 PM ET
When creatures made their way onto land for the first time, it wasn't pretty.
17 May 2012, 04:02 PM ET
Do you think humans are inherently prone to conflict?
04 May 2012, 01:30 PM ET
Ancient cypress trees offer evidence of the planet's past.
03 May 2012, 02:00 PM ET
Grasping antennae evolved in male water bugs to hold reluctant females
30 April 2012, 03:01 PM ET
Natural selection continues to weed out the weak and bolster the strong.
27 April 2012, 04:59 PM ET
Rats are versatile biters, gnawing better than squirrels, chewing better than guinea pigs.
26 April 2012, 08:01 PM ET
The molecule we association with allergies helps sea urchins grow up.
19 April 2012, 06:40 PM ET
Scientists sleuth out how the first cells stayed alive.
12 April 2012, 04:20 PM ET
The "monkey bill" is one of many proposals to get creationism into public schools.
10 April 2012, 02:00 PM ET
A Chinese fossil indicates just how long modern-looking 'living fossil' fish have been around.
10 April 2012, 06:37 AM ET
Woodpecker's brains are protected on a microscopic level.
27 March 2012, 06:27 PM ET
The ability to produce light by chemical reaction has evolved over and over again.
27 March 2012, 06:24 PM ET
How much do you know about how living things — from fungi to to fish — produce their own light?
27 March 2012, 05:00 PM ET
Some fireflies, other insects, fungi, bacteria, jellyfish and bony fish can all produce their own light.
12 March 2012, 04:19 PM ET
A former NASA JPL employee alleges he was fired over his belief in intelligent design.
23 February 2012, 02:01 PM ET
The "abortion" keeps new males from killing the mama's babies.