Surprising supernova scars cover the Earth(scientificamerican.com)119 points by consumer451 2 years ago | 83 comments
Why are Alaska's rivers turning orange?(scientificamerican.com)91 points by maciekmm 2 years ago | 41 comments
The New 'Dream Chaser' Spacecraft Prepares to Visit the ISS(scientificamerican.com)46 points by Anon84 2 years ago | 35 comments
Orca rams into yacht near Scotland, suggesting the behavior may be spreading(smithsonianmag.com)215 points by elorant 3 years ago | 150 comments
Tyrannosaur's Stomach Contents Have Been Found(scientificamerican.com)57 points by Brajeshwar 2 years ago | 21 comments
Cats Kill a Staggering Number of Species Across the World(scientificamerican.com)59 points by elorant 2 years ago | 57 comments
