Minnesota Zoo director of animal care Anne Rivas examines Marat, a Przewalski's horse foal, and his adoptive mother Alice, a ...

Personal freedom should always be coupled with the responsibility to fight for the freedoms of everyone else in our ...

Very massive stars are cosmic "rock stars" that live fast, die young and leave black holes in their place. During this ...

Few things in space are as bright as a supernova, but recently astronomer captured a flash out in the cosmos so great their ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

Gravitational waves stretch and squeeze the fabric of space and time itself. When space/time is squeezed, pulsar pulses ...

"This work is a step toward understanding how quantum mechanics and gravity work together, a major unsolved problem in ...

The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the ...

Suppose the birth of the universe was not a definite start, but a cosmological rebound far within a black hole? This radical idea has been picking up steam as new theoretical research, spearheaded by ...

Using the James Webb Space Telescope, scientists spotted thin and thick disks in galaxies as far back as 10 billion years ago ...

In a stellar nursery 460 light-years away, astronomers sharpened old ALMA data and spotted crisp rings and spirals swirling ...