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SETI

Frontiers looks to the heavens this week, and asks: are we alone?

• 30 mins

Carbon in Forests

Peter Evans looks at the latest research about the greenhouse effect.

• 30 mins

Human Cooperation

Peter Evans eavesdrops on an experiment involving students and a pot of money.

• 30 mins

The New Antibiotics

Peter Evans hears from scientists looking for new ways to defeat the super-bugs.

• 30 mins

Time Perception

Could we be losing touch with time as it should be perceived?

• 30 mins

The Solar System

Peter Evans looks at the extraordinary new space missions.

• 30 mins

Anthropogenic Climate Change

Peter Evans discusses climate change with climatologist Professor Bill Ruddiman.

• 30 mins

Stem Cells

Peter Evans investigates the current state of stem cell research.

• 30 mins

Clean Coal

Peter Evans asks whether coal can ever be a clean fuel.

• 30 mins

Vegetative State

Peter Evans discusses new research into vegetative state.

• 30 mins

Mars Rovers

Peter Evans looks at the extraordinary success of NASA's Mars Rovers.

• 30 mins

Dinosaurs

Peter Evans meets dinosaur hunters discovering new species of the creatures every week.

• 30 mins

Invisibility Cloaks

No longer stuck in the realm of fantasy, the invisibility cloak is to become a reality.

• 30 mins

Amusia

Peter Evans meets people with amusia and finds out what's happening in their brains.

• 30 mins

Geo-engineering

Peter Evans meets the scientists devising schemes to rebalance the Earth's climate.

• 30 mins

Neanderthal DNA

Andrew Luck-Baker describes scientists' efforts to sequence Neanderthal DNA.

• 30 mins

Digital Medicine

Philip Ball takes a look at a new wave of medical inventions.

• 30 mins

Hubble Space Telescope

Andrew Luck-Baker meets the astronauts preparing to repair the Hubble Space Telescope.

• 30 mins

Green Ships

Gareth Mitchell examines attempts to introduce green technology to the shipping industry.

• 30 mins

Scientific Evidence

Serious criminal cases seem to increasingly hinge on scientific evidence.

• 30 mins

Disgust

Claudia Hammond investigates new research connecting moral revulsion with physiology.

• 30 mins

Mission to Mars

Next year, Russian cosmonauts will simulate a mission to Mars. Richard Hollingham reports.

• 30 mins

Energy Harvesting

Gareth Mitchell meets the scientists trying to harvest energy from unlikely sources.

• 30 mins

Antarctica

Gabrielle Walker joins scientists to look at the effects of climate change.

• 30 mins

Coral Reefs

Andrew Luck-Baker visits the Pacific islands of Palau to witness a mass spawning.

• 30 mins

Medicines for Children

Graham Easton reveals why medicines for children lag behind adults.

• 30 mins

Amphibian Collapse?

One third of amphibians globally are threatened with extinction. Sue Broom investigates.

• 30 mins

Nanofoods

Sue Broom talks to the food industry who are manipulating foods at the nano scale.

• 30 mins

The First Forests

How the first forests transformed the planet 380 million years ago.

• 30 mins

Lunar Transient Phenomena

Andrew Luck-Baker explores the mystery of patches of bright light over areas on the Moon.

• 30 mins