Science

Astronomers have spotted a dim and unexpectedly dense galaxy that may be almost entirely made of dark matter. Dubbed Dragonfly 44, this nearby group of stars (yellowish smudge at center […]

Solar stills can make tainted water or seawater fit to drink. But to produce more than a trickle, devices typically require expensive lenses or other equipment. Not anymore. Today, researchers […]

Some call it the “biological Chernobyl.” On 2 April 1979, a plume of anthrax spores was accidentally released from a secret bioweapons facility in the Soviet city of Sverdlovsk. Propelled […]

A new type of cancer drug developed at Johns Hopkins University in Baltimore, Maryland, but not yet tested in clinical trials may have triggered the deaths of three patients who […]

With Rainer Weiss, gravitational wave hunter and likely Nobel laureate, there’s the story—and there’s the subtext.

How the zoo of exoplanets has turned planet formation theory upside down.

When is a wolf a wolf? For more than 30 years, the question has dogged scientists, conservationists, and policymakers attempting to restore and protect the large wild canids that once […]

This mouse may not look like anything special, but it’s the first of its kind. The egg cell used to create the rodent didn’t come from the ovaries of an […]

At first it seemed like the usual, deviously clever attack. Several killer whales were trying to catch a Weddell seal that had taken refuge atop a drifting patch of Antarctic […]