The data revealed today come from a rock in Jezero Crater, where the rover landed in 2021 to hunt for signs of Martian life. Aeons ago, the crater held a lake that could have been conducive to life.

Gardeners are being urged to leave a pile of "sticks, rocks and leaves" in their gardens in March as part of a money-saving hack. Given that the weather in March is still so changeable ...