How reusable rockets work

In 2026, a team of astronauts will float inside a glossy white cylinder orbiting hundreds of kilometres above Earth. But this won’t be the International Space Station (ISS). It’ll be Haven-1 – the wor

‘The universe is a pretty big place. If it’s just us, it seems like an awful waste of space,’ wrote the American astronomer and author Carl Sagan in his book, Contact. Ever since humans first huddled

Of the hundreds of thousands of asteroids in our solar system, it is all too feasible that one could strike Earth. If scientists discover this is likely to happen, what are our options for defending ourselves – and who will make the key decisions? Tomas Weber reports

DEFENSE

London’s Aim small-cap market is down 40% since mid 2021, but within that there has been a wide disparity of outcomes. Many 2021-vintage initial public offerings (IPOs) are down 80% or more. Yet one A

Anew study has revealed the astronomical scale of the US military’s carbon footprint – and how relatively modest budget cuts could significantly reduce it. Published in the journal PLOS Climate, the r