The Perseverance Rover has gained some weight. A small rock is along for the ride in one of the wheels. It's not the first time a rover's had a passenger.
NASA is building the first sample depot on Mars after choosing a spot called Three Forks to drop some of the Martian rock samples the Perseverance rover collected so far. Read the article to know more details.
The metal extraction process on planet Mars may further human exploration. A team of researchers is now developing a process to take Martian air, dirt, and sunlight to create metallic iron, as reported by PhysOrg.