A genetic mutation possibly linked to malarial resistance may have helped drive the evolution of the genus Homo, humans’ ancient ancestor, a new study finds.
A new company backed by two Google Inc. billionaires, film director James Cameron and other space exploration proponents is aiming high in the hunt for natural resources—with mining asteroids the possible target. The venture, called Planetary Resources Inc., revealed little in a recent press release except to say that it would “overlay two critical sectors—space…
International diversity is just as important as diversity of discipline when it comes to scientific discovery
Since the 1930s, doctors have been jolting the brains of depressed patients with electricity to relieve their symptoms. The treatment, known as electroconvulsive therapy (ECT), works, but it can cause memory loss and confusion and lead to difficulty forming new memories. Today, physicians generally limit it to patients who are severely ill, including those at…
Between the New York City boroughs of Brooklyn and Queens is a broad creek tainted by 150 years of pollution. It has received toxins from the petrochemical plants, fertilizer factories and other industries that once flourished along its banks. Oil seeps into it from a 50-acre underground spill nearby. And when heavy rains flood the…
“Welcome to the Anthropocene.” That is the message of a stunning collection of satellite images recently compiled by the New York Times.
Palaeontologists have found what is likely to be the oldest known dinosaur, filling in a yawning evolutionary gap. A study in Biology Letters describes Nyasasaurus parringtoni, a new species from 10-15 million years before the previous earliest dinosaur specimens. It walked on two legs, measured 2-3m in length with a large tail and weighed between…