On one ordinary day back in 2012, a hefty envelope turned up in my snail mail containing a very kind letter along with a mechanical drawing so detailed it made me want to chew my hair. The sender ...

If you're in search of a fun activity to keep the kids busy and help you prepare for your next off-grid getaway, try making a DIY solar-powered oven! Camping can be a fun and affordable way to travel ...

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 ...