Feb 5, 2014 | Physics & Mathematics, Space
A new study from Tel Aviv University reveals that black holes, formed from the first stars in our universe, heated the gas throughout space later than previously thought. They also imprinted a clear signature in radio waves which astronomers can now search for. The...
Jan 7, 2014 | Life & Non-humans
One of the most hotly debated issues in current human origins research focuses on how the 4.4 million-year-old African species Ardipithecus ramidus is related to the human lineage. “Ardi” was an unusual primate. Though it possessed a tiny brain and a grasping big toe...
Dec 30, 2013 | Brain & Behavior, Health
Surprisingly little is known about schizophrenia. It was only recognized as a medical condition in the past few decades, and its exact causes remain unclear. Since there is no objective test for schizophrenia, its diagnosis is based on an assortment of reported...
Nov 14, 2013 | Life & Non-humans
Queen bees convey honest signals to worker bees about their reproductive status and quality, according to an international team of researchers, who say their findings may help to explain why honey bee populations are declining. “We usually think of...
Sep 24, 2013 | Brain & Behavior, Health
Drug ads often warn of serious side effects, from nausea and bleeding to blindness, even death. New research suggests that, rather than scaring consumers away, these warnings can improve consumers’ opinions and increase product sales when there is a delay...
Sep 11, 2013 | Physics & Mathematics, Technology
For small and midsize organizations, the outsourcing of demanding computational tasks to the cloud — huge banks of computers accessible over the Internet — can be much more cost-effective than buying their own hardware. But it also poses a security risk: A malicious...
Jul 29, 2013 | Brain & Behavior, Health, Technology
Scientists have long been worried about the possible harmful effects of regular cellular phone use, but so far no study has managed to produce clear results. Currently, cell phones are classified as carcinogenic category 2b — potentially carcinogenic to humans — by...
