The media have been talking about “genetically modified humans” and “designer babies.” But what they’re really talking about is germ-line engineering: a process that could help eliminate heritable diseases. So why do some scientists want to pause the research?
4m • SciShow
Humanity is under threat - from storms that seem to get ever fiercer, earthquakes that seem ever more deadly, and killer viruses that are engulfing the globe. Some scientists think it's time for us to fight back. Can we - should we -hack the planet?
43m • 2017 • Through the Wormhole
Chris Anderson shares his boyhood obsession with quirky questions that seem to have no answers.
Matthew McConaughey takes viewers behind the scenes of Interstellar with a look at the real-life science that went into this out-of-this-world film.