SciencePotential Toxic Leak at Space Station Prompts Evacuation, Crew Safe Earlier today, NASA reported a possible ammonia leak on the ISS. We now know that all astronauts aboard the station are safe, and that there may not have been a leak.by Rebecca Kaplan
ScienceGreenland Ice Study Shows Meltwater Significant Contributor to Rising Sea Levelsby Dianne Depra
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ScienceSocial Cost of Climate Change May Be 6 Times More Than We Thought, Stanford Scientists Warnby Rhodi Lee
ScienceJanusiscus schultzei: 415-Million-Year-Old Fossilized Fish Skull Suggests Our Ancestors Weren't Shark-likeby Rhodi Lee
ScienceStanford Study Says Government Estimate of Social Cost of Climate Change is Too Low: Who is Right?by James Maynard