The blast may have been a kilonova — a type of neutron star merger — in the wake of a more traditional supernova.

The CosmicWatch device costs only $100 to make, making it accessible for both high school students and spacecraft operators.

Astronomers have created a detailed forecast of where they expect to observe future stellar explosions in a nearby galaxy, ...

Did mammoths, sabre-tooth tigers and other Ice Age megafauna face a similar, impact-induced fate to the dinosaurs? That’s ...

This cloud is a window into the dark Universe,” study co-author and Space Telescope Science Institute (STCScl) team member ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

This compilation features five liquid nitrogen experiments that show what extreme cold really does to everyday materials. Watch objects freeze almost instantly, turn brittle, and break in ways that ...

SAN DIEGO — As holiday package thefts surge, videos of booby-trapped deliveries are trending on social media, but attorneys are cautioning consumers that retaliating against porch pirates could result ...

A: I have seen some of those videos as well. My reaction is that if someone is stealing from your porch, they should not be able to complain if if turns out to be a booby trap. I also read, if the ...

Celebrity chef Guy Fieri won't be cooking the Thanksgiving feast for his family and friends this year, but he'll be supervising the preparations — from a wheelchair. The spiky-haired Food Network star ...