The best of February’s stargazing events — with key dates and the must-have gear to see them at their best.
AI helped researchers probe the Hubble Space Telescope's archive to find strange celestial objects, including some indescribable by science.
Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf star from view, after it drastically dimmed a sun-like star for around nine months.
Scientists discover a tipping point that took place in 2000, where El Niño’s effect on sea ice loss in Siberia was amplified.
The Bulletin of the Atomic Scientists now says humanity is a metaphorical 85 seconds to global disaster.
Earth from space A 2020 astronaut photo shows the oasis town of Jubbah lurking within a paleolake in the wind shadow of Saudi Arabia's "two camel-hump mountain."
Archaeologists have found the oldest-known surviving examples of handheld wooden tools.
Archaeologists have found the oldest known evidence of hafted tools in East Asia, and they challenge a previously held assumption about stone tool use.
The president of Mexico called the discovery of a 1,400-year-old Zapotec tomb in Oaxaca the "most significant archaeological discovery in a decade."
Scientists say grooves on a rock face overlooking the Adriatic Sea may have been made by sea turtles fleeing an earthquake.
Sharktober is real in Hawaii — and it's down to the reproductive pattern of predatory tiger sharks, an analysis of 30 years of data reveals.
An ancient and enormous organism called Prototaxites, initially found to be a type of fungus, may actually be an unknown branch of life, researchers say.
Experts have reacted to a viral video of a coyote swimming to Alcatraz Island in what is a surprising first for the San Francisco Bay Area.
Nearly 790 people, primarily children, have been infected in South Carolina's ongoing measles outbreak, officials report.
Designed to assist rather than replace doctors, a new autonomous tool scans clinical notes to highlight patients who may need urgent follow-up for cognitive decline and potential dementia.
Liquid nitrogen can be used safely in food preparation — but one man's stomach burst after he threw back a cocktail that had been cooled with the substance.
Scientists are developing a microneedle patch that they hope could someday simplify IVF hormone delivery. They've tested it in animals.
Measles has been spreading continuously in the U.K. for over a year, meaning the country has lost its elimination status.
A mouse study shows that beige fat, previously known for its heating function, may also lower blood pressure by keeping blood vessels relaxed. The same may go for brown fat in humans.
Science questions, answered
Extraordinary images of our sublime universe
Unusual case reports from the medical literature
A window onto extraordinary landscapes on Earth
A glimpse into how people lived in the past
Incredible images of our planet from above
A new system will enable operators to use laser beams to top off batteries while drones are in midflight.
Today's best AI systems don't have a good grasp on their own thought process, but a new model might allow them to tap into metacognition
Artificial intelligence experts have warned that AI "swarms" are poised to infiltrate social media by deploying agents that mimic human behavior and exploit our tendency to follow the herd.
The complex building blocks of life can form spontaneously in space, a new lab experiment shows.
The six-year Dark Energy Survey has released its full results, showing that two leading models of cosmology are equally valid — but both fail to explain one key observation.
Astronomers found evidence that dark matter and neutrinos may interact, hinting at a "fundamental breakthrough" that challenges our understanding of how the universe evolved.
Science crossword Test your knowledge on all things science with our weekly, free crossword puzzle!
An award-winning birding binocular with both style and substance at a reasonable price — a must for any nature enthusiast.
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