Mohammad Raees Markani took nearly five years to redesign an 800 cc Suzuki engine so it could operate on acetylene gas.

Although chromium itself is not an active element, its continuous dissolution enables a reversible surface transformation ...

If you’re new to running, picking out a pair of shoes is the biggest decision you may need to make. A good pair of running shoes will keep your feet comfortable as you get into a routine. When you’re ...

Want to try your hand at flying a quadcopter, but aren’t ready for a pro model? These are the best affordable and easy-to-fly drones we've tested. Images, and the devices that capture them, are my ...