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Males No Longer Needed
An ant native to Central and South America has done away with males, researchers in Texas and Brazil confirm. Scientists suspected that Mycocepurus smithii reproduces asexually; new tests show that queens don't use sperm to fertilize their eggs. Without males to keep the gene pool diverse, though, the ants could accumulate enough mutations to go extinct.
Learn more about the ant Mycocepurus smithii at the Encyclopedia of Life.
Want better willpower? Learn how to just say no with this step-by-step guide on boosting your self-control. In this one-minute video, Ask Smithsonian host Eric Schulze dishes on the science behind willpower – what saps it and what makes it stronger
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.