In 1728, English physicist James Bradley based a new set of calculations on the change in the apparent position of stars caused by Earth's travels around the sun. He estimated the speed of light ...

Lightspeed travel is a popular concept in sci-fi and pop culture, but it's not a technology we are likely to see anytime soon ...

A new study by DTU Space researchers has revealed a neutron star that rotates around its axis at an extremely high speed. It spins ... It is located 26,000 light years away from Earth.

Astrophysicists have, for the first time, measured the temperature of elementary particles in the radioactive afterglow of a neutron star collision, which led to the formation of a black hole. This br ...