Virgin Orbit launched a rocket from a plane - here's how

Lift off. Virgin Orbit/Greg Robinson, CC BY-SA Earlier this month, ten cubesats – small, cheap satellites weighing about a kilogram each – were sent into orbit around Earth. With almost 1,500 of these small satellites launched so far, adding another ten might seem trivial. But this was no ordinary launch.Continue Reading

Do we really need to walk 10,000 steps a day?

The 10,000 step target has more to do with marketing than scientific fact. Brocreative/ Shutterstock When it comes to being fit and healthy, we’re often reminded to aim to walk 10,000 steps per day. This can be a frustrating target to achieve, especially when we’re busy with work and otherContinue Reading