Elon Musk, the futurist billionaire behind SpaceX and Tesla, outlined his plans to connect humans' brains directly to computers on Tuesday night, describing a campaign to create "symbiosis with artificial intelligence." He said the first prototype could be implanted in a person by the end of next year.
In 2018, the nation bid farewell to two Republican giants. Deadly fires scorched California, and Hurricane Michael seemed to come out of nowhere. An American actress became a British princess, and a shooting at a Florida school seemed painfully familiar. Migrants dreaming of Europe braved the Mediterranean, and migrants fleeing Central America flocked to the U.S. border. See them all here.
Elon Musk reveals first look at transportation tunnel being built underneath Los Angeles.
A really big rocket, a sports car circles the Earth and more of the month's best space photos. See them all here.
(Clockwise from top: SpaceX; Menahem Kahana / AFP - Getty Images; NASA/ESA; SpaceX)