As Britain eases out of its Covid-19 lockdown, nitrogen vehicle emissions look to be going back up.

India's confirmed cases are going up rapidly, but it's not all bad news.

Horseshoe crab blood is used to help develop medicine, but some people want the practice stopped.

The WHO has acknowledged there is evidence that Covid-19 can be spread by airborne particles.

There are questions over whether the Joint Biosecurity Centre has the expertise needed for the job.

A Lancet study estimates that around just 5% of the Spanish population has developed antibodies.

A report says a rise in animal-to-human diseases will continue without urgent action.

A Swedish study found twice as many people had protective T-cells as tested positive for antibodies.

The new strain, scientists say, is carried by pigs but can infect humans and requires close monitoring.