Science

Dunkin' Donuts plans to go green by committing to purchasing all of its palm oil from sustainable sources.

Can Dunkin' Donuts Really Turn Its Palm Oil Green?

7:13pm March 12, 2013

by Ilya Marritz

Under pressure from the New York state comptroller — who oversees one of its largest shareholders — the doughnut chain has agreed to set a goal of using only 100 percent sustainable palm oil to make its doughnuts. Production of palm oil has caused serious deforestation in Indonesia.

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Researchers found that exposure to uncivil comments can polarize opinion on news issues.

Science

The 'Nasty Effect': How Comments Color Comprehension

5:56pm March 12, 2013

by NPR Staff

At its best, the Web is a place for unlimited exchange of ideas. But the uncivil discourse that unfolds in comments sections can be poisonous. A study in the Journal of Computer-Mediated Communication suggests that rude comments on articles can change the way we interpret the news.

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Op-Ed: We Need More Aaron Swartz-Style Hacktivism

3:58pm March 11, 2013

When Internet activist Aaron Swartz committed suicide, he faced federal charges for illegally downloading and releasing articles from JSTOR, the digital library of academic journals. Northwestern University professor Peter Ludlow says Swartz was right to fight for public access to scholarship.

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'Frankenstein's Cat': Bioengineering The Animals Of The Future

1:52pm March 11, 2013

Science journalist Emily Anthes talks about how scientists are engineering mice with tumors and working to create pigs that can grow organs for human transplant and insects that could serve as drones for the military.

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Science

Scientists Make Plans To Blast Threatening Asteroids

7:41pm March 09, 2013

The recent meteor blast in Russia has brought renewed attention to the risk posed by meteors on a collision course with Earth. NASA and the European Space Agency are working on a plan to develop a rocket that could collide with an asteroid and knock it off course. Dr. Andrew Cheng of the John Hopkins Applied Physics Lab, who is leading the initiative, talks about it with host Jacki Lyden.

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Scientists say they have put together a record of global temperatures dating back to the end of the last ice age, about 11,000 years ago. This historical artwork of the last ice age was made by Swiss geologist and naturalist Oswald Heer.

Past Century's Global Temperature Change Is Fastest On Record

10:40pm March 08, 2013

by Christopher Joyce

In the past 100 years, average temperatures on Earth have changed by 1.3 degrees. Previously, that large of a swing took 5,000 years. That's the word from researchers who pored over temperature data going back to the end of the last ice age.

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Genetically modified to be enriched with beta-carotene, golden rice grains (left) are a deep yellow. At right, white rice grains.

In A Grain Of Golden Rice, A World Of Controversy Over GMO Foods

10:44am March 08, 2013

by Dan Charles

A rice enriched with beta-carotene promises to boost the health of poor children around the world. But critics say golden rice is also a clever PR move for a biotech industry driven by profits, not humanitarianism.

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These drawings by Santiago Ramon y Cajal, published in 1899, show cortex neurons.

To Make Mice Smarter, Add A Few Human Brain Cells

6:13pm March 07, 2013

by Adam Cole

For more than a century, neurons have been the superstars of the brain. Now researchers say that when they placed human versions of another type of brain cell into mice brains, the mice grew up to be faster learners. This supports the hypothesis that these glial cells — and not just better-known neurons — play an important role in learning.

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A promo image depicting a bee at a coffee flower.

If Caffeine Can Boost The Memory Of Bees, Can It Help Us, Too?

6:13pm March 07, 2013

by Allison Aubrey

Feeding on flowers with caffeinated nectars gives bees a memory boost, new research shows. Turns out, other studies have found humans can get a similar boost in short-term memory with caffeine — if they're exhausted.

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BP Bows Out Of Solar, But Industry Outlook Still Sunny

12:50pm March 07, 2013

by Jeff Brady

The energy giant says it has "thrown in the towel on solar." The industry has evolved since BP entered the ring, currently emphasizing cheap production rather than research and development. BP says it just wasn't making money, though it will continue investing in other renewable resources.

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