The UK astronaut Tim Peake is given a date to fly to the International Space Station.
The prospect of a deep sea "gold rush" opening a controversial new frontier for mining on the ocean floor has moved a step closer.
A $15m computer that uses "quantum physics" effects to boost its speed is to be installed at a Nasa facility.
The raw power of the Sun as it unleashes radiation storms
Global temperature rises will be slower in the coming decades say researchers but the long term picture is consistent.
Those of us looking out for the appearance of the UK's spring butterflies can finally enjoy their arrival, but weeks later than usual.
An Asian insect is destroying native species around the world by unleashing a lethal biological cocktail.
Thousands of infertile couples could benefit from a new IVF procedure that can dramatically improve the success rate of having a baby through artificial reproduction.
This week in Paris, the world's leading Aids scientists will gather to mark the 30th anniversary of the discovery of HIV. At least one of them, who won the Nobel Prize for her work, is quietly confident that very soon something approaching a cure for HIV will be possible.
An asteroid nine times larger than the QE2 is due to sail past the Earth later this month.

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