Dear Jim: I want to use solar energy to cook some foods, such as steaming rice, veggies, etc., because my kitchen gets very hot. Is this feasible? Can I buy a solar cooker or do I have to try to build ...

The science pros at The King of Random demonstrate making a solar cooker using a Fresnel lens. Coffee found to have startling effect on aging, says new study Watch a 2-ton saltwater crocodile explode ...