Researchers discover strange behavior in magnetars, ultra-powerful magnetic stars.
What can cause a ripple in both space and time? Neutron stars colliding. And what can observe that phenomenon? A two-mile-long laser.
This discovery finally points to the source of Earth's precious heavy elements, also proves Einstein correct in more ways than one.
LIGO and Virgo reveal a gravitational wave was detected on two different continents. Here's what that means and why it matters.
Scientists create a superfluid with negative mass that accelerates backwards.