Stories from the world of Science that have made the headlines - and made us think
The Book that could save lives by cleaning contaminated water.
Scientists in Britain say they've developed a blood test showing your 'true' age
Surgeons in London identify cancer with laser
Venom from this Brazilian wasp can destroy tumour cells without harming healthy tissue.
Scientists say they've discovered huge underground stone monuments near Stonehenge.
Scientists discover a 30,000 year old virus in melted Siberian permafrost.
The first woman in space is 78
Amusing scientific research in the annual Ig Nobel awards
Pluto's amazing hazy horizon
Renewable energies could become more common than fossil fuels in the next decade.