成人快手

Eradicating Polio

Whether science can eradicate the polio virus

• 28 mins

Saturn - the Cassini space probe

A look a the planet Saturn, the mysterious ringed world with 19 moons

• 28 mins

The story of asprin

The healing powers of willow tree bark and the origins of asprin

• 28 mins

The Saturn mission's 'super chute'

A look at the parachute which will help the Cassini probe complete its mission to Saturn

• 28 mins

The Black Sea

Situated between Asia and Europe, the Black Sea is dying

• 28 mins

The headless frog embryo

British scientists have created a headless frog embryo, and what it means for genetics

• 28 mins

NASA ends the Pathfinder Mission

After losing the signal of the rover on Mars NASA officially ends the Pathfinder mission

• 28 mins

Genetic causes of deafness

How a Costa Rican family are helping scientists understand deafness

• 28 mins

The Copernicus theory

Predicting the future using Copernicus theory

• 28 mins

Animal navigation research

A breakthrough in research on animal navigation

• 28 mins

Ancient dung and the key to life on Earth

Droppings of fossilised faeces in Scotland point to the first signs of life on Earth

• 27 mins

The shrinking transistor

The shrinking of the transistor, or Moore's Law

• 28 mins

Princeton University

Report from Princeton University, New Jersey

• 28 mins

Brazil - the rainforest

The programme follows a biological survey of the Brazilian rainforest

• 23 mins

The fish with fingers

New evolutionary theories on finger and toe development

• 28 mins

Disposable electronics

Why electronics may no-longer be just silicon based

• 28 mins

Bush babies

The discovery of 17 species of bush babies in Africa

• 29 mins

The nerves of mummies

A look at the study of the nerves of ancient mummies

• 28 mins

Ancient Roman letters home

How some letters to home from Roman soldiers are finally being read

• 28 mins

AAAS anniversary

The 150th anniversary meeting of the American Association for the Advancement of Science

• 28 mins

Sagittarius - the hidden dwarf galaxy

The discovery of a dwarf galaxy at the middle of our own Milky Way

• 28 mins

Expanding the Milky Way

A journey to the centre of our galaxy using infrared light

• 28 mins

Antarctic research

Oceanographer Dr Tim Jickells on an Antarctic research expedition

• 28 mins

Total eclipse of the Sun

An eclipse of the sun viewed from Aruba in the Caribbean

• 28 mins

The brains of astronauts

Inside the brains of astronauts and dolphins

• 28 mins

TRACE - Chasing the Sun

A new US solar observing satellite which will explore the Sun's outer rim

• 28 mins

The dangers of fruit sugars

Too much fruit sugar could be damaging vital body proteins such as collagen

• 28 mins

The Infrared Space Observatory

The Infrared Space Observatory or ISO, an astronomer's dream

• 28 mins

Montserrat's volcano

The Montserrat volcano eruption

• 28 mins

Sickle-cell disease in Ghana

Report from a children's ward in Ghana and sickle cell disease

• 28 mins