They are 'feasible' but need to meet 12 tests before being brought in, the Royal Society says.
The rover touched down successfully on Thursday in Mars' Jezero Crater.
The Chinese telecoms giant is also pivoting into coal mining technology amid US sanctions on its phones.
People with psychosis are usually given powerful medication - in Norway they can now choose to go drug-free.
The chaotic first leg of Rangers' Europa League last-32 tie with Royal Antwerp had just about everything. But just how did that final hour unfold?
Holidaymakers prevented from flying by travel restrictions or lockdowns may not be entitled to a refund.
Liam Thorp shares his surprise after the NHS mixes up his height and weight in spectacular fashion.
Five things you need to know about the coronavirus pandemic this Thursday morning.
The big robot must survive a high-speed descent to the surface before it can search for life.
The syringe icon used to be for blood donation - but Apple is now removing the blood drops.