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Coral Reefs close to collapse

Up to half of the world's coral reefs are close to collapse, say scientists

• 22 mins

Listeners' Questions

Listeners set the agenda with their science questions

• 22 mins

Balancing Food Supply and Wildlife Conservation

How will we balance the competing demands of agriculture and wildlife conservation?

• 22 mins

The Science of the South Asian Tsunami

The science behind the devastating tsunami of 26 December 2004

• 22 mins

Touch-down on Titan for space probe

Successful landing by Huygens probe on Titan and excitement at first pictures and data

• 22 mins

Research into Genetics of our racial Origins

What are the reasons behind research into the genetics of our racial origins?

• 22 mins

Skin Cancers caused by Sunshine

Sunshine causes more cancers than any other agent in the world

• 22 mins

Underwater aftermath of Tsunami Earthquake revealed

Geological consequences of the underwater earthquake seen for the first time

• 22 mins

The Kyoto Protocol starts here

The Kyoto agreement to limit greenhouse gas emissions comes into effect this week

• 22 mins

Signs of Life on Mars?

Does the Mars Express data really show us signs of life on the red planet?

• 22 mins

Indonesian 'Hobbit' fossil is a new Species

The human-like skull found in Indonesia recently is confirmed as a new species

• 22 mins

Science and Technology In China

A special edition from China looking at the country's place in global science

• 22 mins

How can we predict Earthquakes?

With fears of another earthquake in the Indian Ocean, how good is our warning system?

• 22 mins

Dinosaur Blood Vessels in fossil Bones

Tyrannosaurus rex fossils that may contain the remains of soft tissue

• 22 mins

How one Earthquake can lead to another

Scientists can say where an earthquake might happen but not exactly when

• 22 mins

Dispute over ancient Skull settled with a CAT scan

Ancient skull was one of our earliest hominid ancestors

• 22 mins

The beginning of the end for Rice Blast Fungus?

How sequencing the rice blast fungus genome will help develop resistant strains of rice

• 22 mins

A Crystal Future for nuclear Fusion?

New developments in nuclear fusion

• 22 mins

More solar Radiation reaches Earth

What will be the effect of more solar radiation reaching Earth?

• 22 mins

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