Stephen Hawking thought an asteroid impact posed the greatest threat to life on Earth. -yt
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YouTube Description: Stephen Hawking just scooped a $3 million Fundamental Physics Prize. Our very own Dr Tony Padilla (who missed out on a prize this year) discusses three of Professor Hawking's... continue reading
posted by Zifnab 1 decade 1 year 4 months 2 weeks ago • 362 views • 9:30- 1