Scientists are debating whether we should continue or stop searching for alien life on other planets.
Proxima B could be habitable -- but dangerous -- scientists say.
Another star-studded Breakthrough prize ceremony in the U.S. has rewarded a dozen researchers for their discoveries in life sciences and physics.
Will this scientist-billionaire team-up be the key to finally finding alien life-forms?
Breakthrough Starshot is a $100 million project. It aims to create a nanocraft that would journey to Alpha Centauri in 20 years.
Stephen Hawking the latest to join in endeavor to explore the universe further than humans ever did before.
