The Hayabusa2 mission is studying an asteroid for clues to the origin of life.

The panel is looking into Zinke’s decision not to grant a petition by two Indian tribes to operate a casino in Connecticut, according to two people briefed on the matter.

This was not about animal welfare. This was about reputation.

Planned Parenthood, which stands to lose $60 million a year, is calling on courts and Congress to block the rule.

Its emissions were already low. Democrats want them even lower.

The Trump administration follows through on a plan to freeze fuel-efficiency standards at the 2020 levels and to strip California of the long-established ability to set its own standards.

Investors are pressuring miners to act.

New projections show Medicare is driving health care spending as the baby boom generation ages.

Conservationists say the Trump administration is on the verge of permitting seismic tests that threaten to kill scores of whales and dolphins.

Archaeological evidence suggests a strong connection between Stonehenge and distant parts of Great Britain.

The Yosemite Firefall is a naturally occurring phenomenon that draws hundreds to the park's Horsetail Falls at sunset during the final weeks of February, when a combination of factors can align to make the cascading waters look like glowing lava.

What else lurks around the solar system’s outermost planet?

In 1978, researchers estimated several hundred rodents lived on the island, but the numbers dropped to the double digits by 1998. Just 12 were caught in November 2004.

"Borderline insanity," one lawmaker called it.

The initiative would be at odds with the assessment of U.S. intelligence and defense communities.

The Food and Drug Administration urges consumers to avoid clinics selling plasma treatments from young donors that purportedly treat Alzheimer's, Parkinson's and other conditions.

Ryan Osmun was trapped in Zion National Park.

An unusual report in the medical journal JAMA says they knew the drug was being prescribed to ineligible people but did little.

They point to the impact on animals of new barriers.

With billions of dollars at stake, the focus has been on a massive federal case against drug companies in Ohio. But Oklahoma will probably go first.

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