Back in 1991, the Los Angeles Times ran an article about Israeli inventor Abraham Levy who created the modern accordion-style ...

Top sun shade sail for the money Coolaroo Sail Shade What you need to know: This light, inexpensive sail shade is easy to set up and offers airy outdoor coverage. What you’ll love: Made of HDPE ...

The sun shade is made from 190 GSM HDPE material, which is slightly denser than many other options on our list, and blocks 95 percent of UV rays. The shade comes with a five-year warranty.

But University of Hawaii cosmologist István Szapudi has an even more far-out idea: place a 372,000-mile-wide sun shade tethered to a captured asteroid between Earth and the sun to reduce the ...