Scientists have debated for decades whether the human brain sprouts new neurons throughout life. What would it mean if it could — and how much evidence is enough?

The 14th test flight marks a crucial milestone toward the company’s ambitions of sending people to the moon and Mars, but it was not a complete success. By Kenneth Chang A previous mission left two ...

NASA's Nancy Grace Roman Space Telescope is expected to downlink about 1.4 terabytes of scientific data every single day. Credit: NASA / Sydney Rohde NASA's Nancy Grace Roman Space Telescope will ...