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In the early 1900s, UC Berkeley's Joseph Grinnell surveyed bird territories in California's Sierra Nevada. Biologists have now found that out of 53 bird species, 48 have moved. Why? Climate change, they say. Many of the birds' new ranges are farther north or higher in altitude, with temperatures or rainfall akin to where they lived before.
Learn more about the western tanager at the Encyclopedia of Life.
Have you ever wondered how a simple shot can keep you from dying a horrible death? In this one-minute video, Ask Smithsonian’s host, Eric Schulze, unravels how vaccines boot-camp our bodies into shape, getting us ready to fight off deadly diseases
Future Crimes: Everything Is Connected, Everyone Is Vulnerable and What We Can Do About It [Marc Goodman] on Amazon.com. *FREE* shipping on qualifying offers. NEW YORK TIMES and WALL STREET JOURNAL BESTSELLER One of the world's leading authorities on global security
The Smithsonian is a repository of America's history, achievements, aspirations, and identity. It holds the artifacts of great leaders, and those of ordinary Americans. It houses scientific specimens and technological wonders. It is home to art, music, films, writings-a vast treasure trove of objects of extraordinary beauty and outstanding design.