Mar 26 Why do we tip? By Melanie Saltzman, Saskia de Melker Some people tip to show off. Some people tip to help the server. Others tip out of a sense of duty. Michael Lynn of Cornell University's School of Hotel Administration weighs in on the psychology behind tipping in America. Continue reading
Mar 25 World Cup fans didn't trigger Zika outbreak in Brazil, study says By Dina Fine Maron, Scientific American New genomic analysis clears 2014 sports enthusiasts of unwittingly transporting Zika virus into Brazil. Continue reading
Mar 25 New tetraquark particle sparks doubts By Clara Moskowitz, Scientific American The Large Hadron Collider particle accelerator failed to confirm the Tevatron accelerator’s discovery of a new arrangement of quarks. Continue reading
Mar 24 Watch 2:59 Inventor Ray Kurzweil sees immortality in our future By PBS News Hour What if we could overcome disease and aging to extend our lives indefinitely? Inventor and futurist Ray Kurzweil says that's a reality that's coming soon. Kurzweil reflects on the exponential growth of technology and the promise of immortality. Continue watching
Mar 24 How many synthetic genes does it take to sustain life? By Nsikan Akpan By nailing down the genetic ingredients for life, synthetic biologists at the J. Craig Venter Institute may have redefined the rules for what's essential for survival. Continue reading
Mar 23 Has health care hacking become an epidemic? By Nsikan Akpan Here are 3 reasons why your health care records will likely be hacked. Continue reading
Mar 23 The woe of being labeled a pit bull By Nsikan Akpan Human perceptions may harm a dog's outcome if it is mislabeled as a pit bull at an animal shelter, according to a new study from Arizona State University. Continue reading
Mar 22 Watch 9:26 How the Pacific Northwest is preparing for a catastrophic tsunami By PBS News Hour It’s when, not if, the Pacific Northwest is due for a major seismic disaster; scientists say there’s a 37 percent chance one could strike in the next 50 years. FEMA estimates such an earthquake and resulting tsunami could kill thousands… Continue watching
Mar 22 Flint's lead-laced water may not cause permanent brain damage in children By Ellen Ruppel Shell, Scientific American The contamination of drinking water was a public health disaster, but children in Flint who were exposed can still be helped. Continue reading
Mar 21 Is this mutation causing your teenager's anxiety? By Jennifer Adaeze Okwerekwu, STAT After examining the brains of more than 1,000 subjects, scientists spot a single mutation that may predispose some teenagers for extra anxiety. Continue reading