Something is missing with many study methods.
Thousands of dams across New York, many abandoned, are blocking fish migrations. A movement to remove them is growing.
A NASA program could be ready to launch astronauts to orbit once again, and the number of people traveling to space could surge.
Elon Musk's SpaceX simulated a successful emergency landing on Sunday in a dramatic test of a crucial abort system on an unmanned astronaut capsule, a big step its mission to fly NASA astronauts for the first time as soon as this spring.
The US company demonstrates how it would rescue astronauts during a failing rocket launch.
To prove it is safe for astronauts, the company will test its Crew Dragon capsule’s rescue system.
Elon Musk's SpaceX is gearing up to destroy one of its own rockets on Saturday to test a crucial emergency abort system on an unmanned astronaut capsule, the company's final milestone test before flying NASA astronauts from U.S. soil.
A final technology demonstration from the California company should clear the way to fly astronauts.
An exquisite fossil of a fierce little Chinese dinosaur dubbed the "dancing dragon" that lived 120 million years ago - an older cousin of the Velociraptor - is showing scientists that feathers grew differently on dinosaurs than on birds.
A successful test on Saturday morning might set up a flight in March with astronauts aboard the company’s Crew Dragon capsule.
In two new reports, the global health agency says only government intervention can fix the broken market for new antimicrobial drugs.
Two of three judges on the panel said that climate change was an issue for lawmakers, not the courts.
Usually the large reptiles feed on other creatures. But scientists found a surprise at the bottom of the Gulf of Mexico.
Scientists have identified 3,000 ash trees with suspected resistance to a deadly disease.
A team of scientists discounts the idea that large-scale volcanism drove the demise of the dinosaurs.
Bad news used to spook the markets. Now it seems to lift them. How weird is that?
Joe Bryan has maintained his innocence since his sentencing for the 1985 murder. The highest criminal court in Texas this week denied a last-ditch effort to obtain a new trial.
Australia's Kangaroo Island has been likened to Noah's Ark - but its unique wildlife is under threat.
UK panel will tackle some of the dilemmas around global warming.
As more cities declare climate emergencies, we look at how Glasgow aims to cancel out its carbon footprint.
Conservationists mapped the most critical areas of Scotland for endangered birds like the kittiwake.
Twin calamities marked the end of the Cretaceous period, and scientists are presenting new evidence of which drove one of Earth’s great extinctions.
If wolf pups will retrieve a ball for a stranger, no training necessary, maybe dogs’ wild ancestors were also ready for human games.
Europe's six-wheeled robot completes more key tests ahead of its planned summer launch.
A Grolier Club exhibition explores 500 years of women as scientists, midwives, writers, activists, undertakers and more.
Protests by parents, opposition from an ultra-Orthodox Jewish group and support from anti-vaccine celebrities coalesced to doom the New Jersey effort.
The naturalist and broadcaster has warned that "the moment of crisis has come".
It's been linked to a year of extremes – from bushfires to torrential rains – but what is it?
We're at a pivotal point in efforts to tackle climate change, the naturalist and broadcaster warns.
Soil protection will be a core issue as the Agriculture Bill returns to Parliament later.