https://padlet.com/aaa_meyers/meteorites "High-impact lab experiments simulate whether the building blocks of life could have survived the rough arrival on Earth via meteorite impact." en-us 2016-10-07 20:06:36 UTC 2016-10-07 20:29:10 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Rocket.png aaa_meyers https://padlet.com/aaa_meyers/meteorites/wish/129243352 Was life on Earth started from alien organic material that arrived on meteorites?]]> 2016-10-07 20:11:11 UTC https://padlet.com/aaa_meyers/meteorites/wish/129243352 aaa_meyers https://padlet.com/aaa_meyers/meteorites/wish/129244166 "All organic matter present on Earth in living organisms could come from the meteorites, micrometeorites, or [interplanetary dust particles]." -Marylene Bertrand]]> 2016-10-07 20:16:02 UTC https://padlet.com/aaa_meyers/meteorites/wish/129244166 aaa_meyers https://padlet.com/aaa_meyers/meteorites/wish/129244611 More than 70 different amino acids have been found in meteorites.]]> 2016-10-07 20:19:51 UTC https://padlet.com/aaa_meyers/meteorites/wish/129244611 aaa_meyers https://padlet.com/aaa_meyers/meteorites/wish/129244872 In their experiment which involved simulating high-impact collisions on amino acids, the toughest amino acid survivors "turned out to have a molecular alkyl side chain."]]> 2016-10-07 20:22:12 UTC https://padlet.com/aaa_meyers/meteorites/wish/129244872 aaa_meyers https://padlet.com/aaa_meyers/meteorites/wish/129245257 Scientists speculate that amino acids would have better survived in primitive Earth conditions, such as a dense atmosphere and a different atmospheric makeup.]]> 2016-10-07 20:25:00 UTC https://padlet.com/aaa_meyers/meteorites/wish/129245257 aaa_meyers https://padlet.com/aaa_meyers/meteorites/wish/129245572 The amino acids might evaporate on impact and then condense afterwards, showing why their experiment was not very successful.]]> 2016-10-07 20:27:08 UTC https://padlet.com/aaa_meyers/meteorites/wish/129245572