Heat, humidity keeps hold on Eastern US as weekend slogs on

A heat wave will continue to keep much of the Eastern United States in its grip Sunday, while a cold front that could lower temperatures in the middle of the country may be accompanied by thunderstorms that threaten flash ...

Novel beams made of twisted atoms

Physicists have, for the first time, now built a theoretical construct of beams made of twisted atoms. These findings by Armen Hayrapetyan and colleagues at Ruprecht-Karls-University Heidelberg in Germany are about to be ...

Black holes provide us with knowledge of the Earth

Black holes in distant galaxies can provide us with vital knowledge about our planet. Chalmers is currently building two new telescopes which, despite the fact they are directed out into space, will measure and map the Earth.

Evolution during human colonizations

Most human populations are the product of a series of range expansions having occurred since modern humans left Africa some 50,000 years ago to colonize the rest of the world, but how have these processes influenced today's ...

Mathematicians provide new insight into tsunamis

A new mathematical formula that could be used to give advance warning of where a tsunami is likely to hit and how destructive it will be has been worked out by scientists at Newcastle University.