Colliding Neutron Star Discovery Could Solve This Mystery About Our Expanding Universe
Image: PK Blanchard Berger/Pan-STARRS/DECam Today, physicists across the world celebrated as telescopes and observatories on Earth and in space captured a “kilonova.” Two neutron stars collided 130 million light years away, sending gravitational waves, x-rays, gamma-rays, radio waves, and light…