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Archive: Dec 2018

3D Printed Robot Plays Jingle Bells and More on the Piano

When looking for the perfect soundtrack to accompany your holiday celebrations, consider putting away the traditional albums and opting for this technologically savvy rendition of Jingle Bells instead.  The performer, the latest work from Josie Hughes…

A Joint Effort: Inheritance of Mitochondrial DNA from Both Parents

Researchers at Cincinnati Children's Hospital Medical Center have found evidence in three families for inheritance of mitochondrial DNA from both mothers and fathers, in contrast to the conventional belief that this genetic transmission is exclusively…

Later school start times may help improve school performance

We can all relate to the dreaded early morning alarm, and the oh-so tempting snooze button.  Sufficient sleep is critical for health, cognitive function, and overall quality of life. Chronic sleep deprivation can be detrimental to physical health,…

The Replacement Polio

by Joseph Cabral figures by Rebecca Senft cover by Nick Youngson CC BY-SA 3.0 Alpha Stock Images In the middle of the 20th century, poliovirus could be found in every country of the world. Infection by poliovirus can lead to a severe disease called…

CHIP-ping Away at the Heart

by Sangrag Ganguli and Uche C. Ezeh figures by Rebecca Clements Every year, thousands of people are rushed into hospitals with crushing chest pain and shortness of breath. While some recognize these signs of a heart attack in time to receive proper…

Treating knee osteoarthritis with a nanoparticle injection

Osteoarthritis is a joint disease that occurs when the cartilage (the flexible and slippery tissue that protects the ends of bones in the joints) wears away, causing bones to rub against each other. Common causes of osteoarthritis include aging, sports…

Panning for Microscopic Gold

If you’ve ever seen pictures of the California Gold Rush, you might remember images of men sitting by a river pouring water through a grated pan. If they got lucky, they might find a golden nugget or two. Most such prospectors came back…

The Actual Master of Disguise: The Flu

Influenza A is the virus responsible for the Spanish Flu pandemic, which wiped out 3-5% of the human population in the early 20th century. The annual influenza outbreak occurs in the autumn and winter, although it is not normally deadly for healthy…

China’s Genetically Edited babies: What really happened?

A Chinese researcher, He Jiankui, shocked the world two weeks ago when he revealed that the world’s first genetically edited babies had been born. Jiankui claimed to have edited embryos before implanting them into the mother as part of an otherwise…