February 9, 2022

10 Best Paint Markers Sets for Arts & Crafts Projects

As one of the oldest forms of art, the origins of painting can be traced back thousands of years. Methods and materials have progressed significantly since then, giving us canvases and convenient paint tubes. However, there's an even newer type of tool that has risen in popularity over the past several years which makes painting more convenient: paint markers. While nothing can replace the satisfaction of traditional painting, these tools can be pretty fun.

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February 9, 2022

Paralyzed Patients Walk and Swim Again After Receiving a Spinal Cord Implant

The spine is critical to human mobility. The spinal cord connects the brain to the branches of the nervous system throughout the body. To move the legs, for example, a signal is sent by the brain's motor cortex through the spinal cord to the muscles of the legs. When the spine is severed, this communication becomes impossible, resulting in paralysis.

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February 8, 2022

Sweden Is Using Clever Crows To Clean Up Litter Around the City

It's no secret that crows are clever. Like other members of the corvid family, crows live in communities known as roosts and are known to scavenge their food. Researchers are fascinated by the birds—even discovering that they can understand the concept of zero. A Swedish entrepreneur named Christian Günther-Hanssen, founder of Corvid Cleaning, is harnessing this avian brilliance to save his city money.

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