They provide quality traction. Solid wheels typically made of urethane, plastic, or metal are best used on flat, level surfaces. Casters offer moderate traction, but no cushioning or shock absorption.

Plastic is incredibly useful and practical – and everywhere. Our modern life depends on it. Strong, light and adaptable, it’s in everything from household goods, medical equipment and bank notes, to ...

Planet or Plastic? is National Geographic’s multiyear effort to raise awareness about the global plastic trash crisis. Come to this page often to learn more, and find out what you can do to ...

They were washed in with the tide, most likely from China or the US, thousands of miles away -- part of an enormous plastic garbage patch, spinning in the middle of the Pacific Ocean, which you ...

Learn more › Deer carts can be helpful for any hunter venturing into the woods in hopes of harvesting big game. After a successful hunt, the real work begins: getting your prized buck back to ...

Archaeologists with a joint American and Egyptian expedition near Luxor have uncovered a 4,000-year-old Middle Kingdom (1938 B.C.-1630 B.C.) tomb with several intact burials, Egyptian authorities ...

Luxor's North African location and popularity with tourists mean you'll find everything from authentic Egyptian establishments to European-inspired restaurants and Western fast food joints.

The most convenient ways to get around Luxor are by tour bus and bike. Driving can be a bit chaotic in the city, and taxis are likely to overcharge tourists who don't negotiate fares. Both ...

Despite global concerns over the accumulation of plastic waste, the drive to produce new plastics shows no signs of slowing down. According to OECD data, the world’s annual plastic production ...

Starting August 1, the San Antonio Solid Waste Management Department (SWMD) will no longer accept single-use plastic bags in ...

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Holiday shopping season is nearly here, and the reality is that most online shopping carts become abandoned. Even though more people will be shopping in the coming months leading up to the ...