24/01/2017

Meteorites did not enrich ocean life: study

An explosion of ocean life some 471 million years ago was not sparked by a meteorite bombardment of Earth, said a study Tuesday that challenges a leading theory.

Diversity in tech: Lots of attention, little progress

The tech industry has brought us self-driving cars, artificial intelligence, disappearing photos and 3-D printers. But when it comes to racial and gender diversity, its companies are no trailblazers.

Bursts of methane may have warmed early Mars

The presence of water on ancient Mars is a paradox. There's plenty of geographical evidence that rivers periodically flowed across the planet's surface. Yet in the time period when these waters are supposed to have run—three ...

Scientists get best view yet of cancer-causing virus HPV

New details of the structure of the human papillomavirus (HPV) may lead to better vaccines and HPV anti-viral medications, according to studies led by a Penn State College of Medicine researcher.

Biologists identify reproductive 'traffic cop'

Before an egg becomes fertilized, sets of chromosomes must pair up to pass along genetic information. This happens within each reproductive cell, where separate chromosomes of male and female origin move toward each other ...

Little tortoise, big range

WCS scientists have discovered the impressed tortoise (Manouria impressa) in the Hukaung Valley Wildlife Sanctuary in northern Myanmar, some 528 miles from its known range in that country. The researchers reported their finding ...

Scientists lay foundations for new type of solar cell

An interdisciplinary team of researchers has laid the foundations for an entirely new type of photovoltaic cell. In this new method, infrared radiation is converted into electrical energy using a different mechanism from ...

Swarm of underwater robots mimics ocean life

Underwater robots developed by researchers at Scripps Institution of Oceanography at the University of California San Diego offer scientists an extraordinary new tool to study ocean currents and the tiny creatures they transport. ...

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