Arizona public health officials are warning that hantavirus, a virus spread by rodents to humans, is causing an increase...

2 months ago

The U.S. is making cuts to its greenhouse gas emissions as clean energy booms — but not enough to hit the target set und...

2 months ago

Seven deaths in Texas caused by Hurricane Beryl were the result of heat exposure because of widespread power outages.

2 months ago

The heart of fire season is still weeks away, but more than twice the usual acreage has burned in California for this ti...

2 months ago

Four hikers have died due to heat in state and national parks this month, with several more heat deaths suspected.

2 months ago

U.S. cases of bird flu have been relatively mild and limited to farm workers who handled sick animals – a sign the virus...

2 months ago

A 150-million-year-old, 20-foot-long Stegosaurus skeleton that is nearly complete sold at an auction for a record $44.6 ...

2 months ago

Melting ice is slowing Earth's spin and causing changes to its axis, new studies find. The shifts are causing feedback b...

3 months ago

The annual Perseid meteor shower — often one of the best of the year — has begun and will peak the night of Aug. 12.

3 months ago

Scientists have confirmed a cave on the moon, not far from where Neil Armstrong and Buzz Aldrin landed, and suspect ther...

3 months ago

Record hot temperatures over the past week have turned the Las Vegas valley into a giant oven.

3 months ago

Wind power generated more electricity than coal in the U.S. in March and April, a sign that the setbacks offshore wind f...

3 months ago

Life expectancies around the world have bounced back from the pandemic but fertility rates are declining faster than exp...

3 months ago

Record-setting heat waves have gripped the U.S. only weeks into summer, and at least 30 people are suspected to have die...

3 months ago

Tampons are one of the most popular menstruation products in a growing market that now includes period underwear, menstr...

3 months ago

Republican officials in Montana will ask the state Supreme Court on Wednesday to overturn a landmark climate ruling that...

3 months ago

A key mystery behind one of the most common autoimmune diseases may finally have an answer.

3 months ago

A NASA mission meant to test how living on Mars would stress and test a human crew ended on Saturday, with four voluntee...

3 months ago