Science News

Which breast cancer patients need to have underarm lymph nodes removed? New research is narrowing it down: a study finds that not all women with lymph node-positive breast cancer treated with chemotherapy before surgery ...

(Phys.org)--Neutron stars, which form when massive stars collapse under their own enormous gravity, are some of the densest objects in the universe, second only to black holes. Yet while little is known about the interio...

(Technische Universitaet Muenchen) 'Innovations, Information, and Imaging' is the theme of the annual meeting of the American Association for the Advancement of Science (AAAS 2015), which takes place in San Jose Feb. 12 ...

Good news for those who adhere to the "slow and steady wins the race" adage: A light jog a few times a week may help you live longer, a new study suggests.

When participants in a charity event took the first walk across the newly opened London Millennium Footbridge in 2000, their feet fell into sync, and the natural side-to-side motion of their steps caused the suspension b...

One of my favourite astronaut stories is about Clay Anderson. He was rejected 15 times by NASA and as the story goes, decided his 16th try would be the last one. But we all know he got in. He flew twice in space before h...

A breakthrough by a team of researchers from UCLA, Columbia University and other institutions could lead to the more precise transfer of information in computer chips, as well as new types of optical materials for light ...

Sure you keep your kids away from your oven, but what about your purse?

Opium, "magic" mushrooms and other psychoactive substances have been used since prehistoric times by people all over the world, according to a new study.

In the waters around the warming continent, the icy grip of winter seems stronger than ever. We explore the mystery of the Southern Ocean sea ice (full text available to subscribers)

Birds that benefit from each other's aerodynamic lift take turns to do the harder work out front - a rare example of reciprocal altruism

Every February, a small, furry mammal with buck teeth gets trotted out in front of a crowd in Pennsylvania to take part in a time-honored Groundhog Day tradition: If the beloved groundhog Punxsutawney Phil "sees" his sha...

Data from the South Pole experiment BICEP2 and the Planck probe point to galactic dust as a confounding signal --

Two new books use the latest brain science to figure out what makes us behave selflessly - and also suggest practical steps for encouraging it

Obama wants to cut ozone pollution, but Republicans are crying foul over the cost. Europe is being tougher... or is it? Much is obfuscation, finds Fred Pearce

Imagine a future when promising drugs won't take a decade to develop, when early success more often translates to later adoption, and when we no longer need to rely on animal testing. After decades of...

All the latest on newscientist.com: urban rabbits downsize warrens, origins of life could be preserved on the moon, microbes built gold hoard and more

A team of NYU physicists has developed a method to monitor the properties of microscopic particles as they grow within a chemical reaction vessel, creating new opportunities to improve the quality and consistency of a wi...

Not every star ends with a bang. A beautiful post-mortem portrait reveals a cloud of gas surrounding a jewel-like white dwarf

New experiments suggest that if life-bearing meteorites hit the young, molten moon, they could have been preserved until today

Tiny marine fossils that shot to the surface in El Hierro volcano's steaming lava bombs could help unravel the ancestry of the Canary Islands volcanic chain.

Solar radiation, freezing rain, dense fog: The F-35 Joint Strike Fighter warplane can withstand all that and more, according to U.S. Air Force officials.