Science News: Recent scientific discoveries and expert analysis

New gravitational wave findings from the LIGO-Virgo-KAGRA Collaboration report the discovery of the largest black hole merger ever. It could lead to evidence of an extremely rare type of black hole.

Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

Firefighters are battling a lightning-caused wildfire on the North Rim of the Grand Canyon. The Dragon Bravo Fire has burned down the Grand Canyon Lodge and triggered a chlorine gas leak.

A team of scientists in Japan shattered the record for the fastest internet speed by developing new fiber optics.

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting environments for long stretches in the ancient past, a new study suggests.

As many as 100 "shooting stars" per hour can be visible, but a bright moon on the peak of the Perseids on Aug. 12 and 13 means evasive action is required.

A new proposal makes the case that paraparticles — a new category of quantum particle — could be created in exotic materials.

At the 246th American Astronomical Society meeting in Alaska last month, scientists discussed how Trump's budget cuts could affect operations for the Hubble Space Telescope and JWST.

The world's leading mathematicians were stunned by how adept artificial intelligence is at doing their jobs.

Newfound rock art from ancient Egypt may shed light on the time just before the first dynasty.

New research suggests how PCOS may be partly inherited through "epigenetic memory," offering insight into why the condition tends to run in families.

A newly created cell model of the amniotic sac could reveal new insights into early pregnancy, as well as generate helpful products for medical use.

An experimental treatment called VERVE-102 lowers the amount of "bad" cholesterol in the blood of people with specific cholesterol-raising conditions.

Armed with the world's largest digital camera, the Vera C. Rubin Observatory in Chile will take night-sky images that revolutionize astronomy.

A man in New South Wales was exposed to a rare relative of the rabies virus and died of the resulting infection. His was only the fourth case of the disease ever documented.

By analyzing ancient DNA, scientists determined when, where and how our ancestors got sick from infectious diseases.

Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar comet 3I/ATLAS. Experts tell Live Science how they are planning to observe the cosmic visitor.

Satellite imagery has revealed a yet-to-be-explained rise in the Southern Ocean's salinity. It could be a key factor in the decline of the region's sea ice.

This is the first time such results have been achieved in both children and adult patients born with a specific type of congenital deafness.

Rising temperatures in the North Atlantic are slowing vital currents, but a new process in the Arctic could save the day, scientists say.