To determine whether we're alone in the universe, astrobiologists look to Jupiter, Mars, and, closer to home, extreme environments on Earth.
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Today on Crash Course Astronomy, Phil dives into some very dark matters. The stuff we can actually observe in the universe isn’t all there is. Galaxies and other large structures in the universe are created and shifted by a force we detect mostly indirectly, by observing its impact: DARK MATTER.
Mars Perseverance Rover is in its final cruise stages preparing for its historic Feb 18 landing on the red planet. We take you inside the harrowing landing, the science mission, and cutting edge technology, including the first-ever Martian helicopter.
Einstein predicted strange cosmic phenomena known as white holes, but scientists have yet to prove they exist; as experts investigate the tiny black holes that hide in the most ancient parts of the universe, they might finally find the smoking gun.
New discoveries are challenging everything we know about black holes -- astronomers are beginning to question if they even exist. The latest science tries to explain how they work & what they look like, despite the fact we've never actually seen one.