How the Titanic was taken down by a mirage

Unusual atmospheric conditions led to a most historic end for the star-crossed White Star liner.

Space weather alert: G2 geomagnetic storm watch in effect, auroras possible

Don’t expect massive power outages this week, but do expect to see beautiful northern lights after a significant solar flare erupted from a location on the sun’s surface previously believed to be inactive.

In drought-stricken West, emergency actions weighed over dropping Lake Powell water levels

Officials had hoped snowmelt would buoy Lake Powell on the Arizona-Utah border. But snow is already melting, and hotter-than-normal temperatures and prolonged drought are further shrinking the lake.

National Park Week: Free entry for all on April 16

Enter any national park for free this Saturday to kick off the start of National Park Week.

There's still a way to reach global goal on climate change

A new study finds that if the nations of the world live up to their promises, future climate change can be kept to within an international goal set by scientists. But it won't be the safest international goal.

Sinema calls for boost in U.S. oil drilling amid Ukraine war

U.S. Sen. Kyrsten Sinema of Arizona called for increasing domestic oil drilling to make up for the loss of Russian imports that has contributed to high prices at the gas pump.

Why Biden is waiving rule on higher levels of ethanol in gas this summer

President Joe Biden says his administration will suspend a federal rule that bars higher levels of ethanol in gasoline during the summer.

Target’s annual car seat trade-in event begins April 18

Target will take your old, expired and damaged car seat in return for a 20% off coupon that can be used towards purchasing a new car seat, stroller or other select baby gear.

Parched March expands western drought conditions for third month in a row

According to NOAA’s U.S. climate report, March's average monthly temperature across the U.S. was 44.1 degrees, ranking in the warmest third of the 128-year climate record.

The best and worst times to buy a car amid EV trends and supply-chain woes

If you’re planning to buy a car — new, used, electric, or hybrid — here are some things to consider before making your purchase, according to a car-buying expert.

Toyota buyers to lose US electric vehicle tax credits

The automaker expects that sometime before the end of June it will reach a 200,000-vehicle cap on the credits.

Climate change: Earth will be 'unlivable' if emissions don't fall faster, UN report warns

A new report from the UN’s top body of climate scientists is warning that temperatures will go beyond a key danger point unless countries worldwide cut greenhouse emissions faster than they are currently committed to doing.

Antlers, skulls and taxidermy galore: Arizona Game and Fish auctioning away wildlife assets

The state is auctioning off a variety of wildlife assets, including taxidermy, artwork and animal skulls at the 2022 Outdoor Expo at the Ben Avery Shooting Facility near I-17 and Carefree Highway on April 2 and 3.

Flamingo that escaped Kansas zoo 17 years ago spotted in Texas

Wildlife officials say one of two flamingos that escaped from a Kansas zoo during a storm 17 years ago has been spotted on the coast of Texas.

Invasive acid-spewing crazy ants population control possible with fungus, scientists say

The tawny crazy ant creates a formic acid as venom to protect itself from other ant species. The insects are able to spew the acid from their abdomen but are not poisonous, scientists said.