ScienceWondering how monarch butterflies migrate from Canada to Mexico each year? Here's the answer Scientists have discovered a gene in monarch butterflies that is responsible for their long distance migration pattern. The North American monarchs fly about 3,000 miles in winter.by Sumit Passary
ScienceChimpanzees learn from each other how to use tools: Social learning in wild spottedby Rhodi Lee
ScienceCentral Park is a massive microbe universe: 167,000 species teeming under the soilby Jim Algar
ScienceCoral reefs may be threatened, but some species likely to thrive in rising water temperaturesby Jim Algar
Science35,000: Number of walruses that beached in northwest Alaska for resting (blame it on global warming)by Rhodi Lee
ScienceOrange poison dart frog (the size of a fingernail) believed to be under threatby Christian Bautista
ScienceHalf of Earth's wildlife disappeared in past 40 years: WWF warns biodiversity loss is alarmingby Rhodi Lee
ScienceAral Sea shrinking to nothingness, destroying local communities: NASA satellite photos reveal allby Rhodi Lee