News
- Life
Body’s clock linked to depression
Gene activity in the brain suggests that circadian rhythms are off-kilter in people with depression.
- Chemistry
Flame quencher offers less toxic approach to fighting fire
New coating could protect furniture without causing health concerns.
- Life
Exploration forges differences in identical twins
Mice with the same genes and surroundings diverged in brain development depending on how much they moved around their environment.
- Space
Moon’s water may have earthly origins
Ratio of hydrogen to deuterium suggests molecule on both orbs has a common source.
- Earth
The Arctic was once warmer, covered by trees
Pliocene epoch featured greenhouse gas levels similar to today's but with higher average temperatures.
- Animals
Malaria mosquito dosed with disease-fighting bacteria
After thousands of tries, lab gets parasite-carrying insect to catch Wolbachia.
- Psychology
Brain training technique gets a critique
In a new study, a popular style of memory workout leaves reasoning and mental agility flat.
- Health & Medicine
Black women may have highest multiple sclerosis rates
Large study counters common assumption that whites get MS more.
- Humans
Europe is one big family
Continent's ancestry merges about 30 generations ago, genetic study finds
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- Animals
Tongue bristles help bats lap up nectar
High-speed videos capture stretched-out tongue bumps that stretch out so nectar-feeding bats can slurp up their food.
- Earth
Toxic waste sites may cause health problems for millions
Exposures to lead and chromium represent particular problems, study finds in India, Indonesia and Philippines.
