Q&A: How we’re gearing up to deflect asteroids that might cause Earth considerable damage

Asteroids — the bits and pieces left over from the formation of the inner planets — are a source of great curiosity for those keen to learn about the building blocks of our solar system, and to probe the chemistry of life. Humans are also considering mining asteroids for metals, but one of the crucial reasons … Read more

The curious case of northeast Brazil’s cross-breeding sea turtles

Sea turtles have been around since dinosaurs roamed the Earth, stretching back about 110 million years. Yet now their existence is at risk, with six of today’s seven species classified as threatened or endangered. While efforts are ongoing to protect turtles, part of the puzzle that requires more knowledge concerns the effects of interspecies mating, … Read more

The new antibody that may be able to stay ‘one step ahead’ of coronavirus mutations

A new antibody that can mount a double attack on the Sars-CoV-2 virus by binding to two different sites on the spike protein is starting human trials, leading to hopes of an antibody therapy that can maintain its effectiveness even against new variants of coronavirus. A virus is constantly mutating. Staying ahead of the evolutionary … Read more

People have started to care about insects. Now we need action, say experts

‘If you had asked me this question four years ago, I would have given you a totally different answer.’ Professor David Kleijn, an ecologist at Wageningen University in the Netherlands, is talking about the change in people’s feelings towards insects. Traditionally, the relationship has been far from a comfortable one, but Prof. Kleijn notes signs … Read more

Water in a loop: how to combat water scarcity on remote islands

Every summer, thousands of tourists travel to Greece’s idyllic islands to enjoy their sunny beaches. Even the global pandemic couldn’t keep visitors away, but water scarcity might. Many Greek islands survive on water imports and are struggling to meet residents’ and agriculture’s water needs – let alone those of tourists. These islands illustrate the difficulties faced in other … Read more