Streams

Christopher Joyce

Christopher Joyce appears in the following:

Close Listening: How Sound Reveals The Invisible

Thursday, July 30, 2015

The stethoscope seems so simple — a 19th century tool for listening more closely to the human heart or lungs. It also sparked a culture of listening that is transforming the way scientists learn.

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Bones In Church Ruins Likely The Remains Of Early Jamestown's Elite

Tuesday, July 28, 2015

Scientists say remains of four men exhumed from what was once an Anglican church suggest they were well-nourished, "high-status" leaders in the early 17th century colony. And one was likely Catholic.

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2 Gene Studies Suggest First Migrants To Americas A Complex Mix

Tuesday, July 21, 2015

Scientists assume a wave of people from what's now Siberia crossed into North America via Alaska, maybe 23,000 years ago. Genetics support that, but may also suggest another wave from Australasia.

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Science Confirms 2014 Was Hottest Yet Recorded, On Land And Sea

Friday, July 17, 2015

The international report card is out and confirms the hottest average on record — for a third time in 15 years. More than 400 scientists contributed data, finding a spike in sea and air temperatures.

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Supreme Court Rules In Industry's Favor. What's EPA's Next Move?

Monday, June 29, 2015

Monday's decision from the high court technically only applies to the Clean Air Act's standards on mercury emissions from power plants. But it could affect future EPA regulations, legal experts say.

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DNA Tracking Of Ivory Helps Biologists Find Poaching Hotspots

Friday, June 19, 2015

To stop elephant slaughter in Africa, zoologist Sam Wasser spent years extracting DNA from elephant dung and tissue. Much of the world's poached ivory, he discovered, comes from just two hotspots.

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DNA Confirms Kennewick Man's Genetic Ties To Native Americans

Thursday, June 18, 2015

The new evidence suggests the ancient skeleton is closely related to members of a Washington state tribe. The findings are likely to rekindle an old debate between scientists and Native Americans.

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Scientists, Fishing Fleet Team Up To Save Cod — By Listening

Monday, June 15, 2015

Atlantic cod have become scarce along the coast, though catch limits have been reduced by 80 percent. Researchers are now tracking the sound of mating cod, hoping to help fishing boats avoid them.

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Revealed: The Ocean's Tiniest Life At The Bottom Of The Food Chain

Friday, May 22, 2015

The ocean's tiniest inhabitants — including bacteria, plankton, krill — are food for most everything that swims or floats. Now, scientists have completed a count of this vast and diverse hidden world.

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In Arctic Drilling Debate, A Dispute Over Cleanup Preparedness

Friday, May 15, 2015

Royal Dutch Shell can drill oil exploration wells this summer in the Chukchi Sea, if Shell shows it can prevent and clean up a potential spill. Environmentalists are skeptical; Shell says it's ready.

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New Discovery Of World's Oldest Stone Tools

Wednesday, April 15, 2015

Researchers in Kenya uncover tools dated to 3.3 million years ago, long before the first humans, as we know them, walked the Earth.

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U.S. Announces Target To Reduce Greenhouse Gas Emissions

Tuesday, March 31, 2015

The White House proposal will be submitted at the next big climate meeting in Paris this December. It marks the beginning of a worldwide plan for countries to combat climate change.

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Big Shelves Of Antarctic Ice Melting Faster Than Scientists Thought

Thursday, March 26, 2015

The rate at which the ice is shrinking at the ocean's edge in the West Antarctic has increased by 70 percent over the past decade, an analysis of satellite measurements suggests.

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Scientists Catch Up On The Sex Life Of Coral To Help Reefs Survive

Thursday, March 19, 2015

It's all in the timing. Biologists haven't been able to breed embryos of the rare, pillar coral in the lab because it's been tough to catch the creatures in the act.

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More Americans Opt For Risky Long-Term Car Loans

Thursday, March 19, 2015

The length of the average car loan isn't just creeping up, it's leaping up. Nearly 40 percent of people secure car loans that take more than five years to pay off. The trend has some analysts alarmed.

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Four Tropical Cyclones At Once: How Unusual Is That?

Tuesday, March 17, 2015

Four tropical cyclones have been sweeping through the western Pacific and the Indian Ocean. One slammed into the island nation of Vanuatu. Having four cyclones at once is rare but not unheard of.

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Think Man-Sized Swimming Centipede — And Be Glad It's A Fossil

Wednesday, March 11, 2015

This sea monster swam Earth's seas about 480 million years ago and was the biggest creature of its day, scientists say.

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Jaw Fossil In Ethiopia Likely Oldest Ever Found In Human Line

Thursday, March 05, 2015

The 2.8 million-year-old bone may mark the first human branch in the primate family tree. It wasn't just a bigger brain that marked the shift, scientists say. It was also big changes in the mouth.

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U.S. Biologists Keen To Explore, Help Protect Cuba's Wild Places

Friday, February 27, 2015

Birders especially know that Cuba harbors hundreds of rarely seen, little-studied species. As the island nation opens to more U.S. visitors, scientists hope "green Cuba" can survive increased tourism.

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Acidifying Waters Are Endangering Your Oysters And Mussels

Monday, February 23, 2015

Many coastal communities that harvest shellfish could soon be hurt by ocean acidification, a study finds. The Pacific Northwest and New England are hot spots, as are estuaries along the East Coast.

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