Humans
- Health & Medicine
‘AIDS’ gives inside view of science, politics of epidemic
In ‘AIDS Between Science and Politics,’ pioneering HIV expert Peter Piot discusses the factors and events that shaped the epidemic.
By Beth Mole - Psychology
‘Survival of the Nicest’ demonstrates altruism all around
Selfishness is not the rule in human society, new book argues.
By Nathan Seppa -
- Health & Medicine
A bilingual brain is prepped for more than a second language
Bilingual and multilingual people make efficient decisions on word choices, neural exercise that may protect the aging brain.
- Health & Medicine
Priming the elderly for flu shots
A drug that shuts down a potent signaling molecule in cells might boost protection elicited with flu vaccination, a study finds.
By Nathan Seppa - Humans
Precursors of human sperm and eggs made from stem cells
Reprogrammed adult human cells can produce germ cells, precursors of sperm and eggs.
- Health & Medicine
Online favorites of 2014
Science News' website traffic reveals the most-read news stories and blog posts of 2014.
- Life
Hydrogen sulfide offers clue to how reducing calories lengthens lives
Cutting calories boosts hydrogen sulfide production, which leads to more resilient cells and longer lives, a new study suggests.
- Animals
The scent of a worry
The smell of fear makes other rats stressed. Now, scientists have isolated the Eau de Terror that lets rats communicate their concerns.
- Health & Medicine
Some heart patients do better when the doctor’s away
When cardiologists are away at national conferences, patients with acute heart conditions are more likely to survive, a study shows.
- Life
Bird flu follows avian flyways
A deadly bird flu virus spreads along wildfowl migration routes in Asia.
- Microbes
The year in microbiomes
This year, scientists pegged microbes as important players in several aspects of human health, including obesity and cancer.
By Meghan Rosen