They may resemble kidney beans, but formations on the northern hemisphere of Mars are actually sand dunes covered in carbon dioxide frost How cold winters are on Mars depends on the tilt of its axis.

Soak dried kidney beans for at least eight hours before draining and rinsing the beans (discard the soaking water). To speed up the soaking process, add a teaspoonful of bicarbonate of soda to the ...

John says: "This is a very simple recipe that's inspired by an Afghan kidney bean curry. You cook the beans slowly in a rich tomato sauce with plenty of garlic and spices. I like to finish mine ...