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.
27 April 2009, 07:33 AM ET
Scientists are pinpointing how life experiences — from toxin exposure to receiving affection — can alter genome expression.
24 April 2009, 08:48 AM ET
Red pandas found to have taste for aspartame, could lead to better understanding of sweet receptors.
17 April 2009, 07:11 AM ET
Hybrids that yield unusually large seeds are nutritional powerhouses that could help counter global warming's effects on crops.
14 April 2009, 04:16 PM ET
say there were actually at least three different subgroups of Neanderthals.
14 April 2009, 04:15 PM ET
Geneology, historical texts point to inbreeding as cause of dying out of Spanish Habsburg dynasty.
13 April 2009, 07:51 PM ET
If a mother rat does not eat well, her offspring exhibit genetic changes that affect what they'll become.
08 April 2009, 07:29 AM ET
Genetic love at first sight could be real, a new study suggests.
03 March 2009, 04:06 AM ET
There are common misperceptions about "test-tube" and "designer" babies.
02 March 2009, 04:34 AM ET
Forensic science confirms final two graves of last Russian Imperial family.
26 February 2009, 04:12 AM ET
Caffeine targets protein in damaged skin cells, helps trigger cell suicide and reduce risk of cancer.
18 February 2009, 09:43 AM ET
The forensic science system needs vast change, a new report claims.
17 February 2009, 06:03 AM ET
Scientists image the protective protein shell that surrounds many known viruses.
14 February 2009, 02:55 PM ET
A new artificial form of almost-life is sitting in a beaker full of oily water in a laboratory in Florida.
14 February 2009, 05:52 AM ET
Children born in areas with increased traffic-related pollution could be at greater risk of developing asthma.