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Double Trouble for Mars explorers

Two glitches in Mars exploration, in orbit and on the surface

• 22 mins

How did the Moon get its Craters?

What caused the impact craters on the Moon?

• 22 mins

The Chemistry between Us

Is trust all a matter of chemicals?

• 22 mins

Fungal Pesticide targets Mosquitoes

A fungal pesticide targeting malaria-carrying mosquitoes is being tested

• 22 mins

Mobile Genes contribute to Individuality

Rogue "mobile" genes discovered that change position randomly at the stem-cell stage

• 22 mins

Cosmos 1 is Missing

Why has Cosmos 1, the first solar-sail-powered space, vehicle gone missing?

• 22 mins

Deep Impact set for Comet Collision

Nasa's Deep Impact moves into position for its controlled collision with comet Temple 1

• 22 mins

Young Kenyans on their scientific Vision

Young Kenyans on how science can help eradicate poverty in Africa

• 22 mins

What will follow Hurricane Dennis?

Hurricane Dennis could be sign of more storms ahead

• 23 mins

Are water Conservation Projects pouring Money down the Drain?

Are we wasting money and water? NB Audio starts at 22 seconds

• 23 mins

Why re-entry is so dangerous for the Space Shuttle

Why re-entry is even more dangerous than DIY in orbit for the Space Shuttle

• 23 mins

The future of the Space Shuttle

There could be another Shuttle flight this year, says Nasa chief. NB Delayed audio start

• 23 mins

Bad News about DDT Resistance

Call to re-evaluate side-effects of pesticide resistance in insects

• 22 mins

An 'ethical' Advance in Stem Cell Research?

An advance in stem cell research that could help avoid current ethical issues

• 22 mins

How we are only 4% different from Chimpanzees

First draft of the chimpanzee genome is published

• 22 mins

Soil Microbes involved in Global Warming

Global warming is speeding up the activity of soil microbes

• 22 mins

Cosmic Explosion at the edge of the Universe

The most distant cosmic explosion ever recorded

• 22 mins

Getting up close to Hurricane Rita

Scientists prepare to fly into Hurricane Rita to help improve their forecasting systems

• 22 mins

How Cameroon Lakes build up deadly Gasses

More needs to be done to avoid deadly release of gasses again from two lakes in Cameroon

• 22 mins

What the 1918 Flu Pandemic can teach us

How the 1918 flu pandemic virus has been recreated and what it tells us about bird flu now

• 22 mins

Can south Asia expect another Earthquake?

Could there be another earthquake in the Himalayas after last week's one in Pakistan?

• 22 mins

How Bird Flu spreads

Bird flu is spreading into Europe from wild and migratory birds in the northern tundra

• 23 mins

Worst Hurricane Season is not over yet

The worst hurricane season in the north Atlantic is not over yet

• 22 mins

Seeing the oldest Stars in the Universe

Traces of the oldest stars in the Universe have been detected by the Spitzer telescope

• 22 mins

Could GM Chickens stop the spread of Bird Flu?

Could genetically-modified avian-flu resistant chickens reduce the risk of a flu pandemic?

• 23 mins

History of Earth's Atmosphere revealed by Antarctic Ice

Carbon dioxide levels in the atmosphere are the highest for 650,000 years

• 22 mins

Why warm Currents are set to cool

Ocean current changes suggest that northern Europe is set to cool

• 22 mins

Is Bone Marrow the key to how Cancer Spreads?

Clinical trials for a new way of preventing the spread of cancer in the body

• 22 mins

Arctic Permafrost could disappear in 100 years

Global warming could cause Arctic permafrost to disappear in 100 years

• 22 mins

How close is a Bird Flu Vaccine?

How close is an effective vaccine for bird flu?

• 22 mins