We construct a slingshot rifle from PVC pipe and test just how much projectile force it can generate. Coffee found to have startling effect on aging, says new study They ignored warnings about this ...

Plastic waste piles up faster than we can handle it. A new lab method shows that some of the most stubborn plastics can be turned into useful fuel and a common industrial chemical in one go. In a peer ...

'Wheels are coming off' as Trump 'sinks fast' under weight of his own chaos: biographer The unexpected consequences of eating avocados Watch this 200-ton bomber slide sideways on landing - "It looks ...

We may receive a commission on purchases made from links. There's a laundry list of reasons (no pun intended) why having an extra clothing rack in the home can be useful. Maybe it's necessary for the ...

We may receive a commission on purchases made from links. PVC pipes are an affordable material commonly used for plumbing and irrigation, but there are many handy ways to repurpose extra PVC pipes in ...

A do-it-yourself Galilean telescope makes an excellent and inexpensive starter telescope — or science fair project. When you purchase through links on our site, we may earn an affiliate commission.

Water is essential to life, and good quality water, readily available determines the growth of cities and nations. With the world population growing from 1 billion people in 1850 to more than 8 ...