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1 September 2014 Last updated at 13:08

Xenon and argon banned for athletesxenon

Doping experts have yet to find an effective test to uncover athletes using the gases xenon and argon to boost performance, as a ban is introduced.


Minced beefGreenhouse gas fear over meat eating

New research estimates greenhouse gases from food production will go up 80% if meat and dairy consumption continues to rise at its current rate.

Special Reports

GrapheneMaterial advantage

How cutting-edge materials science is transforming the world

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Our Experts

Jonathan Amos Article written by Jonathan Amos Jonathan Amos Science correspondent

Rosetta's 10-billion-tonne comet

Scientists determine the comet being followed by Europe's Rosetta spacecraft to have a mass of 10 billion tonnes.

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Matt McGrath Article written by Matt McGrath Matt McGrath Environment correspondent

Coral munching bumphead fish give insight into conservation

Species that have both positive and negative impacts on their environment are giving new insights into how to save those under threat.

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David Shukman Article written by David Shukman David Shukman Science editor

Five critical steps involved in putting a lander on a comet

How do you land on a comet? That's problem facing the people running Esa's Rosetta mission after the successful rendezvous with Comet 67P/Churyumov-Gerasimenko.

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  • Science in Action: Ebola Virus SequencedScience in Action Listen

    Genetic sequencing of Ebola virus holds clues to origins of latest outbreak


  • Discovery: Antibiotic Resistance Crisis - Part TwoDiscovery Listen

    The world needs new antibiotics: drug companies don’t want to make them. What next?


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