Science

Shark attack surge: 3 dead in Australia in under a month

June 6, 2026 12:23pm PDT

A deadly shark attack off the Australian coast on Saturday was the third one within the past month, according to police.

Energy Department says advanced nuclear reactor achieves first criticality milestone

June 6, 2026 12:18pm PDT

Antares Nuclear’s microreactor at Idaho National Laboratory reached criticality, marking the first time a private company has achieved a self-sustaining nuclear chain reaction under a Trump administration pilot program.

Astronauts sheltering on International Space Station after new leak found

June 5, 2026 8:53am PDT

Five astronauts have been told to take shelter aboard the International Space Station after a new leak was found.

Northern Lights likely to be visible across northern US Thursday night

June 4, 2026 7:00am PDT

The Northern Lights are expected to be visible across the northern U.S. on Thursday and possibly early Friday after a strong geomagnetic storm watch was issued.

June skywatching guide: From planet conjunctions to new moons, here is what to look up for

June 3, 2026 10:08am PDT

From the conjunction of two of the brightest plants in our galaxy to the June solstice, this month has countless opportunities to witness astronomical events.

Trump administration seeks federal grant oversight

June 3, 2026 8:33am PDT

The Trump administration is looking to give political appointees more power over federal grants, to ensure they “demonstrably advance” the president's policy priorities.

Emu causes traffic back-up, hours-long pursuit on Maryland highway

June 1, 2026 10:40am PDT

An escaped emu led Maryland state troopers on a three-hour chase, dodged multiple capture attempts, survived being struck by a vehicle and kept running.

Loud sonic boom heard and felt by hundreds across parts of New England

May 30, 2026 5:05pm PDT

The meteor disbanded about 40 miles above northeastern Massachusetts and southeastern New Hampshire, releasing energy equivalent to nearly 300 tons of TNT that produced a loud enough boom to startle the region and spark the ever important question: "What was that?"

UN says next five years to smash heat records

May 29, 2026 3:14pm PDT

A new report from the United Nations weather agency gives a 75% chance that the next five years will see higher temperatures, underscoring the rapid pace of climate change.

Deep-sea nightmare: The bone-chilling fish lurking along the ocean floor

May 29, 2026 9:53am PDT

The Stargazer fish, known for its creepy face and deadly ambush tactics, has electric organs capable of delivering up to 50 volts.

Tick bite ER visits hit highest seasonal level in years as doctors warn of disease surge

May 28, 2026 2:20pm PDT

Tick bite-related ER visits are at their highest seasonal levels since 2017 across most U.S. regions, raising concerns about increased Lyme disease and other tick-borne illnesses.

New hepatitis B drug may be a 'functional cure' for some people

May 28, 2026 12:14pm PDT

New research implies that a first-of-its-kind drug for hepatitis B could allow some patients to stop treatment without showing signs of the dangerous virus.