Romney says climate change happening, humans contribute

Published Aug. 20 2019

U.S. Sen. Mitt Romney said Monday that he believes climate change is happening and human activity is a significant...

OxyContin maker Purdue agrees to provide research data

Published Aug. 15 2019

The maker of the powerful painkiller OxyContin has agreed to provide access to propriety research and other data to researchers...

July set new global heat record, scientists say

Published Aug. 15 2019

Meteorologists say July was the hottest month measured on Earth since records began in 1880.


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Five Russian nuclear engineers buried after rocket explosion

Published Aug. 12 2019

Thousands of people attended the funerals Monday of five Russian nuclear engineers killed by an explosion as they tested a...

US government weakens application of Endangered Species Act

Published Aug. 12 2019

The Trump administration moved on Monday to weaken how it applies the 45-year-old Endangered Species Act, ordering changes that critics...

New Michael Moore-backed documentary tackles alternative energy

Published Aug. 7 2019

What if alternative energy isn't all it's cracked up to be?

Is pot safe when pregnant? Study seeks answer, draws critics

Published Aug. 7 2019

Pregnancy started out rough for Leslie Siu. Morning sickness and migraines had her reeling and barely able to function at...

HCA Healthcare to give $1M to Fisk University in partnership

Published Aug. 7 2019

HCA Healthcare is donating $1 million to Fisk University in a partnership aimed at creating scholarships and internships.

In East Tennessee, venomous snakes serve purpose

Published Aug. 3 2019

East Tennessee is home to several venomous snakes. And while chances are most Chattanooga-area residents won't come across one, wildlife...

Two Tennessee scientists honored with presidential award

Published Aug. 2 2019

Two researchers from Oak Ridge National Laboratory in Tennessee are among the recipients of the 2019 Presidential Early Career Award...

Walloped by heat wave, Greenland sees massive ice melt

Published Aug. 2 2019

The heat wave that smashed high temperature records in five European countries a week ago is now over Greenland, accelerating...

Impossible Foods, other companies using partners to expand supplies of plant-based meat

Published Jul. 31 2019

After months of shortages, Impossible Foods is partnering with a veteran food production company to ramp up supplies of its...

Study: Homes are being built the fastest in many flood-prone areas

Published Jul. 31 2019

In many coastal states, flood-prone areas have seen the highest rates of home construction since 2010, a study found, suggesting...

Congo student with Ebola still finds a way to take exams

Published Jul. 26 2019

Claude Mabowa Sasi had lost his mother, a brother and a sister to Ebola. Instead of fearing death when he,...

Europe melts under Sahara heat wave, smashes heat records

Published Jul. 26 2019

Even ice cream, Italian gelato or Popsicles couldn't help this time.

Why did whales beach themselves in Georgia? No answers yet

Published Jul. 25 2019

Examinations of the carcasses of three pilot whales yielded no immediate answers to why they swam ashore and died on...

As the nation's opioid crisis grew, the pills got stronger

Published Jul. 25 2019

In 2012, as the death toll from the nation's opioid crisis mounted, drug companies shipped out enough of the powerful...

Ebola vaccine hampered by deep distrust in eastern Congo

Published Jul. 25 2019

Until his last breath, Salomon Nduhi Kambale insisted he had been poisoned by someone and that was the reason he...

Breast implant recalled after link to more rare cancer cases

Published Jul. 24 2019

Breast implant maker Allergan Inc. issued a worldwide recall Wednesday for certain textured models after regulators alerted the company to...

Diplomats' brain scans show differences, add to Cuba mystery

Published Jul. 24 2019

Advanced brain scans found perplexing differences in U.S. diplomats who say they developed concussion-like symptoms after working in Cuba, a...

India launches spacecraft to explore water deposits on moon

Published Jul. 23 2019

India sent a spacecraft to explore water deposits on the far side of the moon in a successful launch Monday...


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Chris Kraft, first flight director for NASA, dies at 95

Published Jul. 22 2019

Behind America's late leap into orbit and triumphant small step on the moon was the agile mind and guts-of-steel of...

Apollo 11 astronauts reunite on 50th anniversary of moonshot

Published Jul. 20 2019

Apollo 11 astronauts Buzz Aldrin and Michael Collins reunited Friday on the eve of the 50th anniversary of humanity's first...