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Loosening lockdown

Understanding which situations pose the highest risk for virus transmission is key.

• 37 mins

Covid-19 vaccines

More than a hundred vaccines are in development to fight the virus

• 31 mins

Brazil’s Covid chaos

The number of cases and deaths may be much higher than official figures show

• 32 mins

The medical complexity of Covid -19

Understanding viral damage to the brain and heart

• 31 mins

Food security, locusts and Covid -19

Efforts to eradicate locust swarms and save harvests continue despite the pandemic

• 27 mins

Covid -19 hope for severe cases

A readily available drug prevents some deaths, and others may also be useful

• 34 mins

Record high temperatures – in the Arctic

Siberia has seen 38 degrees Celsius, 100 degrees Fahrenheit

• 26 mins

Covid -19 and Children

Why a minority become gravely ill is still a mystery

• 31 mins

Rwanda’s game changing coronavirus test

African scientists have developed a reliable, quicker and cheaper mass testing method

• 30 mins

How long do Covid-19 antibodies last?

New research on how long our defences against the coronavirus last.

• 34 mins

Making a Covid-19 vaccine for two billion people

The challenge of making two billion Covid-19 vaccine doses within the year.

• 34 mins

NASA rover heads for Mars ancient lake

NASA 2020 rover launched on fresh search for life on Mars

• 35 mins

Counting the heat health threat from climate change

Huge death toll from rising temperatures projected for century’s end.

• 32 mins

Putin’s Covid-19 vaccine

Despite widespread alarm, Russia is not about to roll out an untested vaccine.

• 37 mins

Trouble in Greenland

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

• 32 mins

Covid-19 therapy controversy

Is convalescent plasma really a ‘tremendous’ 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’s 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’s largest study of Covid-19 transmission shows children have a major role.

• 37 mins

Do Covid–19 mutations matter?

Results from the most detailed investigation to date into SARS –CoV-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 – Good news on immunity

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

• 35 mins

Vaccines – 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