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Tag: rock

An isolated hill in the Medusae Fossae Formation. The effect of wind erosion on this hill is evident by its streamlined shape. (High Resolution Stereo Camera/European Space Agency)

Volcanic Activity Created Martian Geological Oddity

June 19, 2018

Scientists have long been puzzled by a mysterious formation located near the equator of Mars called Medusae Fossae. A new study from a pair of scientists – Lujendra Ojha and Kevin Lewis – at the Johns Hopkins University in Baltimore suggests that the large deposit of soft rock was probably formed as a result of violent volcanic eruptions that […]

Example of an fMRI scan used for targeting the device implantation location. (Caltech)

Paralyzed Man Wills Robotic Arm to Move

May 27, 2015

A quadriplegic man can now operate a robotic arm using just his thoughts and imagination. Erik Sorto, who was paralyzed from the neck down after suffering a gunshot wound 13 years ago, became the first person in the world to have a neuroprosthetic device implanted in the posterior parietal cortex (PPC), which is an area […]

Lifelong Musicians Hear Better Than the Rest of Us

September 16, 2011

Lifelong musicians are less likely to experience age-related hearing problems than non-musicians, according to a new Canadian study. The National Institutes of Health says one-third of Americans between 65 and 74 has hearing problems, as do half of those who are 85 and older. Among the hearing problems many older people experience is difficulty understanding […]

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