Worried about black holes? Consider this: Every time you accelerate - you generate an event horizon behind you. The more you accelerate away from it the closer it gets. Don’t worry, it can never catch up to you, but the Unruh radiation it generates sure can.
Black holes! From Stephen Hawking to Interstellar, black holes are mammoths in the world of science AND sci-fi. But what exactly IS a black hole? Do events happen inside black holes? Are black holes really a hole? Are black holes really black?! Join Gabe on this week’s episode of PBS Space Time as he debunks popular black hole misconceptions, and rethinks what the term, ‘black hole’, even means. Thought you knew what a black hole was? Think again!
2015 • Astronomy
On July 16, 1969, hundreds of thousands of spectators and an army of reporters gathered at Cape Kennedy to witness one of the great spectacles of the century: the launch of Apollo 11. Over the next few days, the world watched on with wonder and rapture as humankind prepared for its "one giant leap" onto the moon--and into history. Witness this incredible day, presented through stunning, remastered footage and interviews that takes you behind-the-scenes and inside the spacecraft, Mission Control, and the homes of the astronaut's families.
2018 • Astronomy
Just over 100 years ago, cutting into the brain was a terrifying prospect for both patient and surgeon. They could expect the result to be the surgeon bloodied and defeated, and the patient dead. From freak accidents involving crowbars through the skull to notorious lobotomies with icepicks, this programme reveals how, through mishap and misadventure, brain surgery has become the life-saving discipline it is today.
If a massive asteroid collides with earth, it could end life on our planet as we know it; new discoveries and cutting-edge tech reveal just how close we are to apocalypse and what it would take for the world's leading space agencies to stop it.