News
- Life
Cloning produces human embryonic stem cells
Fine-tuning of technique used in other animals could enable personalized medicine.
- Physics
Low-energy laser makes leap toward practicality
Researchers have created a polariton device that runs on electricity.
- Animals
Tamed fox shows domestication’s effects on the brain
Gene activity changes accompany doglike behavior in foxes bred over more than 50 years.
- Life
Fossils point to ancient ape-monkey split
Apes and monkeys split from a common ancestor more than 25 million years ago, fossil finds suggest.
- Earth
Groundwater isolated for eons
At least 1.5 billion years after it last saw the surface, flowing liquid may host life.
- 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.
