When we want to combine several estimates of a physical quantity, to obtain a more precise one that accounts for all inputs in the correct way, we routinely rely to the weighted average: we take each…

Fish is good for you so health advocates would prefer that people eat more of it. Environmentalists don't want fish to be depleted while natural food advocates don't want food that isn't free-range.…

A new biomaterial that facilitates generating bone tissue - artificial bones, in their words - from umbilical cord stem cells has gotten a patent for researchers in Granada, Spain. The material is…

Oxytocin, a hormone with powerful effects on brain activity that is linked to the formation of social bonds, could have benefits for children with the autism disorder - but it is unlikely, according…

Our digestive system is home to trillions of bacteria which battle for our health. Sometimes they help us digest food and something they battle harmful microbes. When we take antibiotics to combat…

Were dinosaurs warm-blooded like birds and mammals and not cold-blooded like reptiles as commonly believed? Professor Roger Seymour of the University of Adelaide argues that cold-blooded dinosaurs…

A study using adults who listened to short Hungarian phrases and then sang them back found that singing in a foreign language can significantly improve learning how to speak it.   Three…

When we want to combine several estimates of a physical quantity into a more precise one that accounts for all in the correct way, we routinely rely to the weighted average: we take each of the N…

When we want to combine several estimates of a physical quantity into a more precise one that accounts for all in the correct way, we routinely rely to the weighted average: we take each of the N…

The water level in the Dead Sea has been dropping at an increasing rate since the 1960s, exceeding a meter per year during the past decade. This drop has triggered the formation of sinkholes and…