Astrophysicist Neil deGrasse Tyson and SpaceX CEO Elon Musk have made scathing comments about each other online.

Comments by Neil deGrasse Tyson made on Bill Maher's "Overtime" on Friday were responded to by Elon Musk on Saturday.

He may or may not be buying MSNBC, but Elon Musk isn’t taking any put-downs from Neil de Grasse Tyson on his Mars ambitions. The entrepreneur responded today to deGrasse Tyson’s barbed ...

Astrophysicist Neil deGrasse Tyson said he doesn’t think Elon Musk’s vision for space travel to Mars is realistic during a ...

“Real Time” host Bill Maher clashed with liberal scientist Neil deGrasse Tyson over his refusal to say that men have a physical advantage over women in sports, insisting he’s “part of the ...

Famous astrophysicist Neil deGrasse Tyson will bring one of his favorite talks, "An Astrophysicist Goes to the Movies," to ...

Astrophysicist Neil deGrasse Tyson said he doesn’t think Elon Musk’s vision for space travel to Mars is realistic during a Friday night episode of HBO’s “Real Time with Bill Maher“.

Bill Maher wrapped up the season of Real Time with multiple tense exchanges with Neil deGrasse Tyson on Democrats losing the ...

Bill Maher and Neil deGrasse Tyson found common ground on Friday as they both ruthlessly mocked Elon Musk’s promises to send people to Mars. During his Overtime segment, Maher asked how long it ...

Neil deGrasse Tyson (astrophysicist, “StarTalk” podcast host, and author, “Merlin’s Tour of the Universe, Revised and Updated for the Twenty-First Century”) joins Chris Cuomo to discuss how ...

Neil deGrasse Tyson explores the cosmos in his new book, "Merlin's Tour of the Universe," where he answers readers' questions on galaxies, black holes and more. He joins "CBS Mornings" to share ...