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Some creative calculations using bug traps, epidemiology and trees suggest there are some 20 million unique insect species on Earth

The Vera C. Rubin Observatory in Chile has started a 10-year survey of the changing night sky

Astronomers have for the first time observed an atmosphere around a giant planet orbiting a white dwarf

The bionic bugs could be called up for aquatic search and rescue missions, according to the researchers

A new decision rules that geofence warrants are Fourth Amendment searches, but it stops short of banning police access to location histories

A new quantum computer sets a high watermark for accuracy. Are we on the verge of a big breakthrough?

After decades of debate, the scientific case is clear for Europe’s Future Circular Collider, a colossal successor to the Large Hadron Collider. But transforming this megaproject from vision to reality is far from guaranteed

Three companies will receive a total of $600 million to executive four moon landings, laying the groundwork for a planned crewed outpost on the surface

Temperatures in New York City’s Central Park haven’t surpassed 100 degrees Fahrenheit since 2012; but that may be about to change

A new model flags people at high risk of sudden cardiac death from a routine ECG—and reveals a warning sign in the heart’s electrical activity

How Emmy Noether's theorem uses the Lagrangian to provide a formula for calculating the quantity of symmetries in a system—like the orbit of planets.

The speedy machine displaces the U.S.’s Lawrence Livermore National Laboratory’s El Capitan at the top of the TOP500 rankings of the world’s fastest supercomputers

As Kew Botanic Gardens completes a scan of its collections, AI tools could help in the fight against biodiversity loss

This brilliant new image, taken by Europe’s Euclid space telescope, offers a preview of the kind of imaging that will be possible with NASA’s upcoming Roman telescope

Pigeons seem to defy a century-old psychology law about how rewards and consequences help us learn

The toxin behind two outbreaks in seven months is hard to find—and just a handful of labs are equipped to look for it at all

A prolonged, intense heat wave will make temperatures feel as hot as 115 degrees Fahrenheit in the eastern U.S. this week

Training people to pay attention to the right visual cues nearly doubled how accurately they could spot AI-generated faces

Inside the quest to rescue NASA’s aging Swift observatory

A handful of start-up firms are testing therapies that target specific epigenetic markers to treat everything from high cholesterol to a rare muscular disorder