Scientists find evidence of a black hole at our galaxy’s center
They observed gas orbiting around the massive Sagittarius A*.
Radio telescopes show theory of gravity holds in extreme situations
Three 'dead' stars demonstrate that Einstein had the right idea.
Scientists validate theory of relativity on galactic level
The test achieved an unparalleled level of precision.
Gravity waves could help scientists detect earthquakes faster
The few extra minutes of warning could save lives.
The guy who built his own Iron Man suit now has a Guinness record
He flew over 100 meters at 32 mph.
Getting to and living on Mars will be hell on your body
You might be in "torpor" coma on the way there and then live in a cave.
The robots that will sweep Earth's skies
Until then, all those dead satellites will have to fend for themselves.
Astronomers prove Einstein right: Stars can warp light
But he was wrong about not being able to observe it.
Homemade 'Iron Man' suit requires a special kind of crazy
Inventor Richard Browning strapped six jet engines to his arms.