Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial rocks reveals.

Scientists have observed cryovolcanoes erupting on comet 3I/ATLAS — giving us a new clue about what's inside it.

They hatched from leathery eggs on four legs and grew up on two — discover the strangest dinosaur fossil yet.

Two 7,000-year-old mummies found in Libya reveal an isolated North African lineage and rewrite the genetic history of the Green Sahara.

The only person ever hit by a meteorite? You won’t believe what happened to her.

A critical nutrient used to produce the neurotransmitter serotonin may have turned up in samples collected from asteroid Bennu by NASA's OSIRIS-REx mission.

11,000 pounds of cargo recently arrived at the International Space Station.

Could these bolts destroy evidence of ancient Red Planet life?

The discovery and swift monitoring of asteroid 2024 YR4 earlier this year represented Earth's first real-life planetary defense test.

A peculiar dark-black fungus at the Chernobyl disaster site is found to survive by feeding on deadly radiation.

When a system undergoes a transformation, yet an underlying physical property remains unchanged, this property is referred to as "symmetry." Spontaneous symmetry breaking (SSB) occurs when a system breaks out of this symmetry when it is most stable or in its …

The protein, reverse transcriptase, has become an essential tool for making DNA copies of RNA.

2025 wasn't easy for the sciences. With U.S. President Donald Trump back in office, surrounded by conspiracy theorists, cranks and crooks, research funding is evaporating, anti-science rhetoric is dominating public…

Science has assembled an incredible story outlining our Universe's whole history. Despite its unrivaled success, 9 profound gaps remain.

It was the booster’s 30th flight, a scenario that seemed impossible before SpaceX became a dominant force in spaceflight.

Operating in America, this NASA WB-57 plane is 70 years old, but having been spotted in California, the iconic jet still takes part in crucial operations

A single-celled organism squirming about in the searing waters of California's Lassen Volcanic National Park has just set a record for heat tolerance.

For the first time Aditya-L1 will be able to watch the Sun in its maximum activity cycle.

A comet fragment hurtling at 160,000kph left a bright green streak over Michigan, wowing and perplexing observers. It exploded over Lake Huron.

A new study being done in northern Michigan shows that certain lights on signs near curves can improve driving safety.

China’s Shijian spacecraft separate after pioneering geosynchronous orbit refueling tests AChina’s experimental Shijian-21 and Shijian-25 satellites have separated in geosynchronous orbit after being docked for months conducting apparent low-profile on-orbit …

The elusive 'vampire squid from hell' has just yielded the largest cephalopod genome ever sequenced, a monster clocking in at more than 11 billion base pairs – more than twice as large as the biggest squid genomes.

A popular edible mushroom is spreading beyond cultivation and turning up in forests across the country. Early evidence hints that its presence may be disrupting native fungal life in unexpected ways.

Scientists uncover a basic principle that shows how higher nutrient levels change the pace of cell growth, revealing a universal rule that applies to microbial growth. A research group that includes a scientist from the Earth-Life Science Institute (ELSI) at …

A newly discovered tectonic "regime" may explain why Earth has active plates while Venus remains stagnant.