Remember gravitational waves? Or Google's AlphaGo trouncing human Go champions? We know, it was a long time ago. Here are our top 10 stories from the year to refresh your memory.
Google / Getty Images
All systems Go! But what is it like to play against a computer?
The final piece of Einstein's general theory of relativity, which has stubbornly evaded detection since his predictions a century ago, has been detected. Scientists announced in February they successfully picked up gravitational waves, formed during the cataclysmic collision and fusion of two mammoth black holes 1.3 billion light-years away. Read more .. https://cosmosmagazine.com/space/got-them-gravitational-waves-detected-at-last
SpaceX
Fifth time lucky: SpaceX lands rocket on ocean platform
The solar system is huge – it extends way past Pluto into light-year territory. So if a planet orbited the sun in that distant zone, what would it look like? In April, Swiss astrophysicists claimed to have worked it out. Read more .. https://cosmosmagazine.com/space/planet-nine-takes-shape
NASA / ESA / L. FRATTARE (STSCI)
Universe is expanding faster than physics can explain
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