快猫短视频

Today on 快猫短视频

All the latest on newscientist.com: an alternative to dark matter, flying disaster-defusing 3D printer, bombarding Mars, climate change in the US and more

Fire missiles at Mars to find deeply buried life
The Exolance project would scatter bunker-busters across the planet to hunt for signs of life in subsurface ice 鈥 if they can hitch a ride

Flying 3D printer could seal off nuclear waste
An autonomous mini-helicopter can smother a container with foam before a second lifts it out of hard-to-reach spots

New tyrannosaur was the Dobermann of the dinosaur era
A freshly discovered long-lost cousin of Tyrannosaurus rex has been nicknamed 鈥淧inocchio rex鈥 because of its long snout

Coral Sea paradise is world鈥檚 largest protected area
If undisturbed natural beauty is your bag, then the Pacific islands of New Caledonia are the place to be, with 1.3 million square kilometres now protected

Climate change already impacting the US, report warns
Authored by hundreds of scientists, the National Climate Assessment has found that human-induced climate change is taking a toll on the entire country

Forget dark matter 鈥 embrace my MOND theory instead
Experiments keep failing to find direct evidence for the dark stuff. Physicist Mordehai Milgrom says it鈥檚 time to accept modified Newtonian dynamics instead

Tiny dark matter 鈥榖ullet鈥 may be one among hundreds
The galactic smash-up hints that many more similar objects are waiting to be found, which may help us tease out details of dark matter interactions

No man鈥檚 lands: A cabinet of geographical curiosities
From lost cities to islands that don鈥檛 exist, geographical oddities reveal what makes a sense of place, says social geographer Alastair Bonnett in Off the Map

US Supreme Court air pollution ruling will save lives
The Environmental Protection Agency can now regulate air pollution that drifts across state lines 鈥 the new rules should pay for themselves in lives saved