Had COVID? A delayed booster might lead to a better response

People vaccinated not long after being infected with SARS-CoV-2 mount a weaker immune response than do those whose infections are well behind them.

This rare primate will not survive deforestation

Modelling suggests that tree cutting is a greater threat to the Milne-Edwards’s sifaka than are climate extremes.

Hydrogen could help China’s heavy industry to get greener

Providing the clean fuel to manufacturing plants would be a cost-effective way to tackle the country’s climate goals.

Dinosaur-killing asteroid set off colossal global tsunami

For the first time, scientists simulate the worldwide spread of the staggering wave triggered by the Chicxulub impact.