Science

Study: Large galaxies swallow up smaller ones to survive

By Carey Reed

Large galaxies absorb smaller ones in order to survive in the universe, according to a new study recently published in the Monthly Notices of the Royal Astronomical Society.

How did life on Earth begin?

By Rebecca Jacobson, Inside Energy

It's one of the biggest unanswered questions in science: How did life on Earth begin? Biochemists are breaking apart early Earth molecules to find out how RNA and DNA formed.

Dustbusters, pacemakers and seven other inventions NASA science made possible

By Laura Santhanam

NASA announced this week that the agency would partner with the private sector to send astronauts to the International Space Station. The space agency awarded contracts to aerospace companies, Boeing and SpaceX. Together, they will send commercial crews into…

USDA approves new genetically modified corn, soybean seeds

By Mary Clare Jalonick, Associated Press

WASHINGTON — The Agriculture Department has approved the use of genetically modified corn and soybean seeds that are resistant to a popular weed killer.

GMO debate grows over golden rice in the Philippines

By PBS News Hour

Vitamin A deficiency is a deadly threat to kids and pregnant mothers in the Third World. In the Philippines, the best nutrient sources are rarely part of the daily diet, so researchers have tried adding vitamin A to rice, a…

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New technology may let you throw away your ice scrapers

By Justin Scuiletti

Forget blasting your defrosters and scraping windshields tirelessly in the wintertime -- a new technology may help keep them ice-free.

Are you getting enough vitamin A? Probably, but half of the world isn't

By Rebecca Jacobson, Inside Energy

Scientists are genetically modifying crops like rice to get vitamin A into impoverished diets in southeast Asia and sub-Saharan Africa. NewsHour explains why this vitamin is so important, where you can get it and why you shouldn't eat polar bear…

From marriage equality advocate to materials scientist, MacArthur Foundation names 21 new 'geniuses'

By Victoria Fleischer

What do a civil rights lawyer, a graphic memoirist and an environmental engineer have in common? They are all 2014 MacArthur Fellows.

A dinosaur fit for land and water: Spinosaurus unveiled

By Carey Reed

Newly-unveiled fossils indicate a dinosaur known as Spinosaurus aegyptiacus was built to live part of the time in water, according to a report published online for the journal Science.

For dyslexic students, are smart phones easier to read than books?

By Ruth Tam

In a recent report for the National Science Foundation's "Science Nation," NewsHour Science correspondent Miles O'Brien explored how smart phones could help people who are dyslexic with their reading skills.