News Archive

A new genomic study ranks the potential of the SARS-CoV-2 spike protein to bind to the ACE2 receptor site in 410 vertebrate animals. Old World primates and great apes, which have identical amino acids at the binding site as humans, are predicted to have a very high propensity for binding ACE2 and...

Just how big are tigers? How far can they jump? And what does tiger poop look like? July 29 is International Tiger Day, so sink your teeth into these fun facts about big cats.

Add a little sunshine to a gray winter day with a trip to the Smithsonian’s National Zoo. There’s still plenty to see from December through March. This guide will help you plan for a cold-weather visit.