How to Watch the Total Solar Eclipse (Even If You’re Running Behind)
Here’s how to muscle your way into the moon’s shadow on August 21.
NASA’s Smartest Satellite Is Gone. Can Private Space Replace It?
A private company called Satellogic wants to give Earth scientists hyperspectral data from a fleet of satellites for free.
Church floodlights are driving away the bats that roost there
Churches are often floodlit at night to show off their architecture – but the lights are preventing bats from roosting in the ancient buildings
Penguin tail feathers reveal secrets of where they swim for food
Conservationists need to track penguin populations, but tagging hundreds of birds is impractical. A technique borrowed from forensics offers a solution
Largest ever dinosaur may have been as long as 7 elephants
Analysis of fossils from six Patagotitan mayorum dinosaurs suggests the animals may have weighed 62 tonnes and measured more than 35 metres from nose to tail
Viking hordes dined on frozen Norwegian cod shipped to Germany
DNA from ancient cod bones shows Vikings freeze-dried Arctic cod for serving up on European menus 300 years earlier than we thought
Memo to all tech bros: Sexism, not biology, holds women back
Women are not biologically predestined to be bit players in tech firms no matter what one (ex) Google engineer thinks of diversity programmes, says Lara Williams
Americans already feeling effects of climate change, says report
A leaked report says evidence that humans are responsible for climate change is strong – but it remains to be seen how the Trump White House will react
Nuclear reactors on rockets may fuel future crewed trips to Mars
NASA’s push to develop a rocket engine powered by a nuclear reactor could create a faster, lighter spaceship and cut the trip to Mars down to four months
Mars’s surface hosts millions of towering dust devils every day
The Red Planet has 10 times as many dust devils as we thought, which stir up dust that warms the planet and could be dangerous for future Mars explorers