Using microwaves to break up rock saves energy

In a project funded by the Austrian Science Fund FWF, a research group from Leoben investigated how excavation methods for hard rock could be improved by using microwave irradiation so as to make classical mechanical excavation ...

How we found the source of the mystery signals at the Dish

Everyone likes solving a mystery, and the hunt for the source of strange signals detected by Australia's Parkes radio telescope is a classic. Although how "aliens" became involved in the story is more of a media mystery.

Where there's muck there's aluminium (if not brass)

Technology developed at the University of Cambridge lies at the heart of a commercial process that can turn toothpaste tubes and drinks pouches into both aluminium and fuel in just three minutes.

Antifreeze, cheap materials may lead to low-cost solar energy

A process combining some comparatively cheap materials and the same antifreeze that keeps an automobile radiator from freezing in cold weather may be the key to making solar cells that cost less and avoid toxic compounds, ...

3-D printing goes from sci-fi fantasy to reality

Invisalign, a San Jose company, uses 3-D printing to make each mouthful of customized, transparent braces. Mackenzies Chocolates, a confectioner in Santa Cruz, uses a 3-D printer to pump out chocolate molds. And earlier this ...

page 1 from 3