Biology and Anatomy News

Date Posted
Article Title
2/10/2011
Fossil Suggests Humans Walked Upright 3 Million Years Ago

Foot bone shows permanent arch, much like modern humans, experts say

2/2/2011
Electrical Stimulation of the Brain May Spark Insight

Noninvasive procedure spurred study volunteers to come up with fresh ways to solve a problem

1/31/2011
Brisk Walks May Boost Memory in Older Adults

After one year of exercise, hippocampus region was bigger, study finds

1/27/2011
Ancient Toolkit Holds Clues to Migration of Early Man

Finding sheds light on how modern humans became a 'global species,' researcher says

1/25/2011
Meditation Appears to Cause Changes in Brain's Gray Matter

MRI scans show increased volume in parts of brain linked to empathy, awareness

1/7/2011
Nose May Be Best Place to Screen for MRSA Infection

High levels of the bacteria there means other body sites are likely colonized, study finds

12/27/2010
Size of Key Brain Region Linked to Size of Your Social Network

Study found that the amygdala, involved with emotions, may predict number, richness of relationships

12/3/2010
Species Extinctions May Spell Trouble for Human Health

Scientists warn that loss of plants, animals could increase spread of infectious diseases

12/2/2010
New Piece of Alzheimer's Puzzle Identified

Changes in lining of blood vessels appear to contribute to disease, researchers say

12/2/2010
Brain Scan Might Someday Spot Autism

Type of MRI showed structural differences in brain circuitry in males with the disorder

11/25/2010
Mammals Grew Big After Dinosaurs Died Off: Analysis

Less competition for food led to rapid evolution, researchers suggest

11/19/2010
Fossil Teeth of Neanderthals Reveal Fast Track to Maturity

Modern humans benefit from slower growth, longer lives, researchers say

11/17/2010
Gestational Period Depends on Structure of Placenta: Research

Human pregnancy is longer compared with some other mammals due to limited tissue connections

10/6/2010
Fat Cells Grow Differently in Belly Vs. Bottom

In abdomen, cells expand in size, but in lower body, number of cells increases, scientists find

10/5/2010
Her Anatomy Speaks Volumes to Men: Study

For a fling, guys eye bodies; for commitment, faces, researchers say

9/21/2010
Nasal Problems, Asymmetry Top Reasons for 2nd Nose Job

Common requests are to make nose tip symmetrical, improve breathing, study finds

9/16/2010
Feeling Introspective? Your Brain Structure May Be Key

Those good at 'thinking about thinking' have more gray matter in certain area of the brain, scans show

8/31/2010
In Triathletes, Heart Adapts for Efficiency, Scans Show

Combining endurance and resistance training best for optimal cardiac health, study suggests

8/24/2010
Slowed Reflexes in Aging Could Be Due to Brain Changes

When 'cross-talk' in brain starts to overlap, reaction time is affected, study finds

8/18/2010
Osteoarthritis Risk May Be Higher If Knees Point Outward

Leg alignment seems to play role in distribution of joint stress, research suggests

8/17/2010
Positive Brain Changes Seen After Body-Mind Meditation

Improved connections in areas regulating emotions become clear after 11 hours of training, scans show

8/11/2010
Dogs' Features Set By a Handful of Genetic Regions: Study

Finding may eventually help scientists better understand inherited physical traits in humans

8/11/2010
Brain Research May Help Predict Anxiety, Depression in Young

Study in monkeys could lead to treatments for vulnerable kids

8/9/2010
Wider Waist May Raise Death Risk Later in Life

Study suggests it increases chances of heart trouble, cancer, respiratory disease, independent of weight

7/30/2010
Research Illuminates How the Human Neck Developed

Using genetics, scientists discovered anatomical changes that helped the brain advance in people

7/28/2010
Higher Education Level May Help Brain Cope With Dementia

Physical changes occur in all aging brains, but more schooling seems to delay symptoms, study found

7/27/2010
Brain Structure Changes Found in Irritable Bowel Patients

Comparison scans between women with and without disorder show differences in gray matter: report

7/16/2010
Those To-Die-For High Heels May Alter Anatomy

Calf muscle shortens and Achilles tendon thickens over time, study finds

6/25/2010
How Brain Organizes Info Doesn't Depend on Sight

Scans revealed that thought processes occurred in same areas for sighted and blind people, study found

6/25/2010
Your Intellect Might Be Reflected in Your Body Symmetry

People with equal measurements on right, left sides tend to be smarter, analysis suggests

5/21/2010
Creativity, Schizophrenia Share Similarities in the Brain

Finding may explain why both groups tend toward unusual thoughts and concepts, researchers say

5/14/2010
Research Reveals Secret of Spitting Cobras' Aim

Snakes spray venom in victims' eyes by predicting movements, researchers say

5/7/2010
Depression After Heart Attack Tied to Brain Changes

Longer-term studies needed to see whether psychological or physical symptoms occur first

5/6/2010
Brain Develops Differently in Fragile X Syndrome

MRI scans reveal anatomical alterations in children with genetic disorder

4/28/2010
Typical Male Behavior Comes From Estrogen, Too

Both male and female hormones play role in making men masculine, research shows

4/19/2010
Analysis Finally Clears Donner Party of Rumored Cannibalism

No human bones found in hearth at campsite where group was trapped by snowstorm in 1846

4/14/2010
Study Explores Possibility of a Female Viagra

Research in animals may lead to treatment for women with sexual disorder

4/7/2010
Science Reveals Secrets of Animals' Spots, Stripes

Research in fruit fly gives insight into patterns, coloring for species generally

3/23/2010
Humans' Tree-Dwelling Ancestors May Have Also Walked Upright

Bipedalism possible more than 3 million years ago, findings suggest

2/26/2010
Small Dogs Traced Back to Middle Eastern Wolf

Gene suggests that domestication began 12,000 years ago, researchers say

2/18/2010
Anxiety Disorder Patients Process Emotions Differently

MRI scans show abnormal brain activity, researchers say

2/17/2010
Flat Head Syndrome Linked to Developmental Delays

More study needed to see if one causes the other in infants, researcher says

2/8/2010
Scientists Spot Genes Tied to Aging

Some people are programmed to age at a faster rate, study says

1/26/2010
Amputation Affects Sexes Differently

Women report more anxiety, trouble with daily living, study finds

1/20/2010
Brain Scans Reveal Video Gamers' Secrets

Certain regions of striatum were larger in best players, study found

1/6/2010
Need a New Hand? One Day, You May Be Able to Regrow One

Research in salamanders is lighting the way to human limb regeneration, scientists say

12/24/2009
Poison Likely Helped Prehistoric 'Raptor' Kill Prey

Bird-like dinosaur probably used venom to shock victims before eating them alive, researchers suggest

12/21/2009
Facial Symmetry May Be Best Beauty Secret

Average ratio of features seems to be the key to physical attractiveness, study finds

12/15/2009
Puberty May Trigger Sleep Apnea in Overweight Kids

Obesity combined with developmental changes increases risk in teens, study suggests

12/10/2009
Fossil Discovery Sheds Light on Dinosaur Lineage

Previously unknown meat-eater adds insight into skeletal evolution of species, experts say