24 October 2012, 06:35 PM ET
Laughter spreads positive emotions, decreases stress, and contributes to the cohesiveness of a group.
19 October 2012, 01:05 PM ET
Weak connections in certain parts of the brain may put people at risk for PTSD.
16 October 2012, 04:00 PM ET
Motor skill regions recover first, study finds.
16 October 2012, 03:39 PM ET
A medication that helps alcohol and drug abusers may also be useful for binge eaters.
04 October 2012, 04:08 PM ET
Scientists find the moment when a rat changes its mind.
28 September 2012, 01:55 PM ET
A scientist studying human perception describes why we click on online videos.
19 September 2012, 04:00 PM ET
Children who are neglected have a higher chance of stroke later in life.
19 September 2012, 01:01 PM ET
A 3D map of the human brain sheds light on the mysteries of the world's most complex "computer."
18 September 2012, 04:00 PM ET
Ah, the illusive achoo there's much mystery surrounding our sternutation reflex, a.k.a. the sneeze.
14 September 2012, 04:03 PM ET
Drinking during pregnancy affects how the fetus's brain functions.
13 September 2012, 02:01 PM ET
Mice studies may explain why neglected kids struggle into adulthood.
07 September 2012, 04:41 PM ET
What do linebackers and soldiers have in common?
05 September 2012, 07:41 AM ET
Humans boast the biggest brains, relative to body size, in the animal kingdom.
17 August 2012, 03:23 PM ET
Sensing motion, colors seems possible without a visual cortex.
17 August 2012, 02:18 PM ET
The brains of super-agers look decades younger than their actual age.
08 August 2012, 06:53 PM ET
As medal rounds near, vision's hardware and software are both crucial to success.
08 August 2012, 05:09 PM ET
Being born by C-section may have a lasting effect on the brain.
03 August 2012, 10:31 AM ET
Motherhood may improve memory.
24 July 2012, 09:36 AM ET
A mechanical engineer from New York University's Polytechnic Institute explains the how helmets for olympics sports boxing, equestrian and cycling are designed and constructed.
04 July 2012, 08:58 PM ET
The findings could be applied to treating dementia in humans.
25 June 2012, 07:09 PM ET
A photo taken during surgery takes the 2012 Wellcome Trust photography award.
10 June 2012, 03:30 PM ET
Social touch and emotion are more closely connected in the brain than thought.
31 May 2012, 02:00 PM ET
When it comes to social behaviors, like mating and aggressive acts, the underlying decision making process in the brain is the same in birds, reptiles, mammals and fish.
04 May 2012, 11:36 AM ET
A copy error created a duplicate gene that changed our brains.
03 May 2012, 09:38 AM ET
Your age, emotional state and even type of activity can affect how you perceive time.
01 May 2012, 08:40 AM ET
Here are the sex differences in the brain that are backed by science.
30 April 2012, 07:41 PM ET
Some personality traits appear to be linked with the risk of developing Parkinson's disease.
27 April 2012, 03:48 PM ET
Scientists are learning more and more about what goes on while we sleep.
24 April 2012, 05:21 PM ET
A drug used to treat Parkinson's disease may make people less impulsive.
23 April 2012, 03:37 PM ET
In fact, such self-directed speech is good for your noggin'.
03 April 2012, 02:31 PM ET
Women smokers may not respond as well nicotine-replacement therapies as men, a new study suggests.
02 April 2012, 10:47 AM ET
The discovery was made through a technology called diffusion spectrum MRI which looks at brain images in fine detail.
01 April 2012, 09:38 AM ET
Don't worry, human mind control is still a ways off, researchers say.
29 March 2012, 11:41 AM ET
A deep investigation of the brain's structure reveals a surprisingly simple organization of sheets of fibers, twisted with the convolutions of the brain like folded cloth.
25 March 2012, 02:41 PM ET
Fatty diets make brain regions break out with new brain-cell growth.
16 March 2012, 12:18 PM ET
Do you swoon at the site of a cooing infant?