28 April 2010, 03:30 AM ET
Buffalos in South Africa appear to give birth to more males during the rainy season, and scientists think certain genes are responsible
15 March 2010, 10:04 AM ET
Bacteria communities are unique to individuals' hands; could be used in forensic science.
22 February 2010, 02:56 AM ET
Butterfly Colors and Vision Are Related.
10 February 2010, 12:00 PM ET
Scientists have identified specific genetic mutations that may cause stuttering.
10 February 2010, 09:33 AM ET
Andrew DeWoody uses DNA to study the lives of eagles.
10 February 2010, 08:06 AM ET
Ancient human genome sequenced from hair frozen in Arctic permafrost for 4,000 years.
04 February 2010, 11:34 AM ET
Scientists have identified genes that can partly predict how much we respond to exercise
12 January 2010, 06:47 AM ET
A green sea slug appears to be part animal, part plant, as it's the first critter discovered to produce the plant pigment chlorophyll.
11 January 2010, 10:57 AM ET
Dog traits linked to particular genes, such as Shar-Pei's wrinkles, could shed light on evolution of human genome.
15 December 2009, 06:59 AM ET
Woolly mammoths and other large beasts in North America may not have gone extinct as long ago as previously thought.
01 December 2009, 09:56 AM ET
New DNA research has allowed scientists to trace shark fins from Chinese markets to their geographic origins
19 November 2009, 12:35 PM ET
Endangered bluefin tuna ends up in sushi without being labeled.
10 November 2009, 02:18 AM ET
Is it ethical to stick human DNA into lab animals? Vote.
28 October 2009, 01:15 PM ET
Bad driving could be in your genes.
24 September 2009, 05:23 AM ET
Hoarding can ruin families. But is it inherited or learned?
23 September 2009, 12:21 PM ET
Molecular research suggests evolution is irreversible.
16 September 2009, 07:48 AM ET
Scientists have used DNA material to write letters.
03 September 2009, 08:01 AM ET
Mice lacking a certain gene can eat junk food without getting fat, a new study finds.
17 August 2009, 10:29 AM ET
Being picked last for a sports team can literally hurt.
10 August 2009, 05:11 AM ET
Genes help rats survive on a toxic diet.
29 June 2009, 06:31 AM ET
Contrary to popular wisdom, two biologists are arguing that orangutans, not chimps, are humans closest relatives.
19 June 2009, 05:48 AM ET
Biology has underestimated the role of fathers in making babies. Society has too, especially when it comes to child-rearing. That should change.
13 June 2009, 07:56 AM ET
Study indicates marijuana damages genetic material in ways that could increase the risk of cancer.
12 June 2009, 05:12 AM ET
Researchers have analyzed virus genes from Yellowstone National Park to hunt for codes that could be valuable to bioengineers.
11 June 2009, 08:50 AM ET
DNA damage to hair stem cells may be responsible for turning hairs gray
10 June 2009, 04:04 AM ET
Researchers have identified sets of genes linked with friendly behavior in rats.
05 June 2009, 08:54 AM ET
They are also more likely to be among the most violent members.
28 May 2009, 08:02 AM ET
Mice given "human speech" gene to study evolution of language.
27 May 2009, 06:14 AM ET
City-dwelling rats like to stay close to home, according to researchers
21 May 2009, 08:03 AM ET
Scientists find the genetic mutations that give rise to "bearded lady's" condition
14 May 2009, 07:22 AM ET
A researcher proposes that happiness may be partly inherited from parents' life experiences.
12 May 2009, 07:53 AM ET
Mammals and milk go together — it is produced by all species in this group. The link actually goes back to the Jurassic.
08 May 2009, 06:21 AM ET
Every baby gets half his genes from Mom and half from Dad, but primarily mothers are in charge early on.
07 May 2009, 12:22 PM ET
A DNA test could show whether President Abraham Lincoln was dying of a rare genetic disease before his assassination.
02 May 2009, 07:09 AM ET
Aim is to resurrect a single gene from an extinct species of bacteria.
28 April 2009, 03:26 PM ET
South Korean scientists claim to have put fluorescent genes into eggs.