When Non-Avian Dinosaurs Went Extinct, the Earth Changed—Literally. Scientists Think They Finally Know Why

Scientists Debate to Halt Type of Research That Could Destroy All Life on Earth Should Be Halted

Six-year-old Mass. girl raises $1,000 for Harvard axolotl lab: ‘I knew they were trying to help’

The World's Largest Neutrino Detector Switches on Deep Underground

This Wide-Eyed Animal Owns The Night — And One Photographer Stays Up To Catch It All

Lowe's Worker Hears A Strange Noise — Then Realizes A Little Animal Is Following Him

Shelter Cat Who 'Hates Being Alone' Begs Volunteer Not To Return Him To Kennel

Titan's shadow crosses Saturn as the planet offers up its best views of 2025 this weekend

Could a Mars crater have once hosted life: NASA's Perseverance rover finds more evidence it's possible

Strange Green Glow From Interstellar Comet 3I/ATLAS Has Scientists Puzzled

Landing site for Rosalind Franklin rover may be ripe with clues about ancient Mars life

A powerful storm wiped out these baby pterosaurs 150 million years ago

Photos capture breathtaking view of three cozy celestial bodies in the early-morning sky

'Like trying to see fog in the dark': How strange pulses of energy are helping scientists build the ultimate map of the universe

How to watch the Sept. 21 partial solar eclipse live online for free

Tiny Multicolor Metalenses Could Revolutionize Drone and Phone Cameras

'We must replace this capability now': New NOAA satellite to replace aging space weather sentinels launches Sept. 23

Exquisite dome-headed dinosaur unearthed in Mongolian desert is oldest ever found

Zoom through the Milky Way's stellar nurseries in this super-detailed 3D map (video)

Neural Control of Balance and Motion Revealed

Diver has close encounter with 2.5m giant off Vancouver Island

Vast source of rare Earth metal niobium was dragged to the surface when a supercontinent tore apart

'God of Chaos' asteroid Apophis will fly by Earth in April 2029 — and these 3 space probes will be watching

Curiosity Mars rover puzzles over intriguing 'boxwork' pattern photo of the day for Sept. 19, 2025

Destroying Asteroid 2024 YR4 Is The Best Option To Stop It From Hitting The Moon

Saturn will be at its biggest and brightest on Sept. 21 — here's how to see it

Skywatching alert! See 2 bright comets on the same night as a meteor shower this October

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Phages with a broad host range are common across ecosystems

Curiosity rover snaps breathtaking photos of the Martian landscape

The Sky Today on Friday, September 19: Regulus, Venus, and the Moon line up

New entanglement breakthrough links cores of atoms, brings quantum computers closer

NASA Confirms: 6,000 Planets Beyond Our Solar System Discovered

Scientists Use Electricity To “Reprogram” the Immune System for Faster Healing

Black Hole Merger Provides Clearest Evidence Yet that Einstein, Hawking, and Kerr were Right

Where are all the 'hot Neptune' exoplanets? Orbital chaos may have booted them out

Researchers Say Humans Are In the Midst of an Evolutionary Shift Like Never Before

First-ever black hole to be directly imaged has changed 'dramatically' in just 4 years, new study finds

'It was the realization of a dream that we had chased for decades.' Powerful cosmic winds around neutron star reveal secrets of monster black holes

Webb Telescope Detects Gas on Distant Dwarf Planet Makemake for the First Time