The mechanism of a Death Star-like protein injection system in bacteria has been exposed, highlighting its potential applications in drug delivery. A team from San Diego State University (SDSU; CA, ...

Astronomers have spotted a puzzlingly old, dusty white dwarf star, the remains of a star like our own sun, and they think the structure may change their understanding of how white dwarfs influence ...

A new image of a supernova remnant reveals wonders, beauty, secrets of star structure and building blocks of life. Cassiopeia A (Cas A) is a supernova remnant located about 11,000 light-years from ...