Google offers free voice calls via Gmail

Google is taking on internet telephone companies like Skype by allowing users to call from its free web-based email service. The service allows users to make calls to landlines and mobiles...

Viruses May Cause More Cancer than Previously Thought

Viruses may be causing more cancers than previously thought, according to a new study. Scientists know that a few cancers, such as cervical cancer, are caused by viruses, because researchers...

Cameroon panic as elephants escape Dja Faunal Reserve

Wildlife officials in Cameroon are hunting for scores of elephants, who escaped from a nature reserve, sparking panic in nearby villages.

Study: Last Supper paintings supersize the food

The food in famous paintings of the meal has grown by biblical proportions over the last millennium, researchers report in a medical journal Tuesday.

Lasers lift dirt of ages from artworks

Physicists have applied the same laser techniques commonly used for tattoo removal to clean several famous works of art, including wall paintings.

Space rock contains organic molecular feast

Scientists say that a meteorite that crashed into Earth 40 years ago contains millions of different carbon-containing, or organic, molecules.

UN body wants probe of climate e-mail row

The UN panel on climate change says claims UK scientists manipulated global warming data to boost the argument it is man-made should be investigated.

Internet addresses set for change

The internet regulator has approved plans to allow non-Latin-script web addresses, in a move that is set to transform the online world.

Algae may be secret weapon in climate change war

Driven by fluctuations in oil prices, and seduced by the prospect of easing climate change, experts are ramping up efforts to squeeze fuel out of a promising new organism: pond...

Obama's e-government off to good start

Campaigning for president, Barack Obama pledged to bring greater transparency and openness to the White House and to use technology to reboot government.