New Tumbleweed rovers could transform Mars exploration

New Tumbleweed rovers could transform Mars exploration

View larger. | Prototype of a Tumbleweed rover nicknamed Pink Lady, in the Negev desert in Israel. Swarms of Tumbleweed rovers could explore large areas of Mars, using only the wind to move around, just like tumbleweeds. Image via OEWF/ AMADEE20/ Kingsnorth et al./ Europlanet (CC BY 4.0). Multiple rovers have explored Mars in the past couple of decades. But they are heavy and expensive. Is there another way? Tumbleweed rovers could travel vast …