成人快手

Trouble in Greenland

Has the loss from Greenland鈥檚 vast ice sheet reached a tipping point?

• 32 mins

Covid-19 therapy controversy

Is convalescent plasma really a 鈥榯remendous鈥� treatment for Covid-19?

• 38 mins

Nyiragongo - is Goma under threat?

More than 2 million people live around this volcano, which has become more active

• 31 mins

Covid -19 science versus politics

Are the politicians finally coming round to the scientist鈥檚 views on the way forward?

• 38 mins

Malaria resistance breakthrough

Discovered in East Africa, the finding holds promise for completely new treatments.

• 30 mins

Why Covid -19 vaccines may not stop transmission

They are only designed to prevent disease developing, none have been tested against spread

• 41 mins

Are children the biggest Covid-19 spreaders?

The world鈥檚 largest study of Covid-19 transmission shows children have a major role.

• 37 mins

Do Covid鈥�19 mutations matter?

Results from the most detailed investigation to date into SARS 鈥揅oV-2 virus mutations

• 37 mins

Covid-19 mortality

Why is there such a range in the number of deaths from Covid -19 between countries?

• 35 mins

Nasa probe Osiris Rex lands on asteroid

Osiris Rex probe touches asteroid Bennu to sample secrets of the early solar system

• 33 mins

Osiris Rex stows asteroid material

Successful closure of lid on Osiris Rex spacecraft

• 26 mins

Coronavirus spreads from mink to humans

What does transmission of coronavirus from mink to humans mean for the future vaccine?

• 39 mins

Covid-19 defeats US Marines

The virus spread amongst recruits despite a range of thorough precautions

• 33 mins

Covid- 19 鈥� Good news on immunity

After infection or vaccination immunity to the virus may be long lasting

• 35 mins

Vaccines 鈥� the Covid confusion

The problems with incomplete or contradictory trial data published by press release.

• 31 mins

Freak weather getting even freakier

This year has seen record-breaking Atlantic hurricanes, and now an Australian heatwave

• 32 mins

The unchecked spread of Covid-19 in Manaus

Around three-quarters of the Brazilian city鈥檚 population are thought to have been infected

• 26 mins

Covid -19 鈥� Mutations are normal

Viral mutations happen all the time but we still need to be wary of their impact.

• 30 mins

A year with Covid -19

Looking back on how the virus emerged and the scientific response

• 27 mins

Coping with Covid

Making sense of a year of confusion

• 26 mins

New variants of SARS-Cov2

SARS-Cov2: UK and South African new variants

• 27 mins

Gravitational waves and black holes

Gravitational waves from colliding supermassive black holes

• 29 mins

Saving the Northern White Rhino

Bringing back the Northern White Rhino from extinction

• 27 mins

New Covid vaccine

Next-generation of RNA vaccine

• 33 mins

Mixing Covid vaccines

Can Covid vaccines be mixed?

• 29 mins

Perseverance approaches Mars

How Perseverance will land on Mars

• 33 mins

Weird weather

Why is there snow in Texas?

• 32 mins

Waste not, want not

Novel recycling to make new products

• 30 mins

Uncovering history with Little Foot's skull

Neanderthal hearing, CO2 emissions in 2020, the Brazilian variant and scanning Little Foot

• 26 mins

A shooting star parked on your driveway

A rare type of meteorite lands next to a rural UK house, and is now in professional hands

• 34 mins