Twenty years on from the start of the foot-and-mouth crisis, the Covid parallels appear stark.

Scientists use AI to tackle the puzzle of where a new coronavirus could emerge.

As artificial intelligence systems get more prevalent, some of us already have computers as managers.

Solving global warming would be “the most amazing thing humanity has done”, says the billionaire.

Hotel quarantine rules for people coming from "red list" countries seem less strict than those in Australia.

Experts say coronaviruses related to Sars-CoV-2 may be found in bats across many parts of Asia.

Covid-19 has intensified the debate among environmental groups about the benefits of the project.

Before Wuhan was locked down in January 2020 officials said the outbreak was under control - but the virus had spread inside and outside the city.

But researchers warn there is still a risk of catching and passing the virus on to others again.

US greenhouse gas emissions tumbled below their 1990 level last year, because of Covid-19 shutdowns.