Here's why there could be pink snow at Yellowstone this summer

Visitors can see a variety of colorful snow patches, including pink, green, orange, and brown at different areas of Yellowstone Park this summer.

Hawaii considers tourist fees to help protect its natural environment

“All I want to do, honestly, is to make travelers accountable and have the capacity to help pay for the impact that they have," one Hawaii lawmaker said.

Gas prices could hit $4 a gallon after OPEC production cut

As of Monday, regular gasoline averaged roughly $3.50, according to AAA. If Flynn's prediction holds, it could mean gasoline prices will climb above $4 per gallon as summer nears.

Saudis, others cutting oil production could spike prices worldwide

Higher oil prices would help fill Russian President Vladimir Putin's coffers as his country wages war on Ukraine and force Americans and others to pay even more at the pump amid worlwide inflation.

Prehistoric sabertooth skull found in Iowa likely last of species to walk Earth, researchers say

Radiocarbon dating indicates the male sabertooth cat died at the end of the Ice Age between 13,605 and 13,460 years ago before getting buried in the East Nishnabotna River in southwest Iowa.

Plants can make noises when under stress, study says

Researchers said when plants were dehydrated or cut, the sounds emitted were louder than when they were left alone.

US lawsuit seeks to protect endangered coral reef species

An environmental organization is suing the U.S. government and accusing it of failing to protect 12 endangered coral species across the Caribbean and the Pacific Ocean that have been decimated by warming waters, pollution and overfishing.

170 trillion pieces of plastic are in the Earth’s oceans, study finds

"We’re breathing it in. We’re drinking it in our water … eating microplastics in our foods. We’re literally eating and drinking our trash."

UN climate report warns world is on 'thin ice'

“Humanity is on thin ice — and that ice is melting fast,” United Nations Secretary-General Antonio Guterres said. “Our world needs climate action on all fronts — everything, everywhere, all at once.”

Minnesota nuclear plant leak didn’t require public notice: Regulators

Minnesota regulators knew four months ago that radioactive waste had leaked from a nuclear power plant in Monticello — but they didn’t announce anything about the leak until this week.

Waze adds feature for EV drivers to find compatible charging stations

Users will now be able to enter their electric vehicle and plug type into the Waze app to find relevant charging stations along their route.

EPA to limit toxic ‘forever chemicals’ in drinking water

The EPA proposed limiting the amount of harmful “forever chemicals" in drinking water to the lowest level that tests can detect, a long-awaited protection the agency said will save thousands of lives and prevent serious illnesses, including cancer.