Rail production that is fast and energy efficient

A new hardening technology used in the production of heavy duty rails saves energy and increases productivity. The Siemens' IdRHa+technology will now be used commercially for the first time in a production line operated by ...

Geothermal heating system draws on limitless fuel: sewage

Among the many renewable energy sources - wind, solar, hydroelectric, biofuels - there is one to which we all contribute that has not yet managed to attract the romantic advocates who have embraced other forms of green energy.

A new way to make lighter, stronger steel -- in a flash

A Detroit entrepreneur surprised university engineers here recently, when he invented a heat-treatment that makes steel 7 percent stronger than any steel on record – in less than 10 seconds.

Nanoparticle thermotherapy as a chemotherapy alternative

Using hyperthermia, Virginia Tech engineering researchers and a colleague from India unveiled a new method to target and destroy cancerous cells. The research was presented at the 63rd annual meeting of the American Physical ...

How many nanoparticles heat the tumor?

Those who have to fight a powerful enemy must look for allies. This is why physicists from different scientific fields have decided to cooperate with biomedical physicians in order to place the fight against cancer through ...

Hollow spheres made of metal

Producing metallic hollow spheres is complicated: It has not yet been possible to make the small sizes required for new high-tech applications. Now for the first time researchers have manufactured ground hollow spheres measuring ...

Early modern humans use fire to engineer tools from stone

(PhysOrg.com) -- Evidence that early modern humans living on the coast of the far southern tip of Africa 72,000 years ago employed pyrotechnology - the controlled use of fire - to increase the quality and efficiency of their ...

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