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Photo of author Dave Roos
Dave Roos

Latest Posts From Dave

Health
By Dave Roos

These Companies Want to Secure Genetic Data on the Blockchain

The much-hyped technology behind bitcoin could play a key role in finally making precision medicine a reality.

Earth & Conservation
By Dave Roos

Can We Stop a ‘Mass Extinction’ of Human Languages?

Conservationists believe the answer might lie in treating languages as if they are endangered species.

Health
By Dave Roos

CRISPR’s ‘Off-Target Effects’ May Just Be Genetic Drift

A leading journal retracted a 2017 paper that implicated CRISPR-Cas9 in causing unintended genetic mutations.

Earth & Conservation
By Dave Roos

75 Years After First LSD Trip, Psychedelic Science Is Making a Comeback

Sidelined for decades by the War on Drugs, LSD and other psychedelics are regaining their original reputation as effective therapies for depression and addiction.

Behavior
By Dave Roos

Here’s the Actual Physics of Why Knuckles ‘Crack’

Mathematical models show that the trademark popping sound comes from the collapse of tiny cavitation bubbles in the knuckle joint.

Biotech
By Dave Roos

Brewing Craft Beer With CRISPR, Not Hops

By eliminating hops, brewers can make a more sustainable product. But are consumers ready for bioengineered beer?

Earth & Conservation
By Dave Roos

A Deep-Mantle Plume Fuels the Yellowstone Supervolcano

New images prove that the Yellowstone hotspot is powered by superheated magma rising up from Earth’s core.

Energy
By Dave Roos

Harvesting Energy From Solar Panels — Rain or Shine

A new type of hybrid solar cell can charge even on drizzly days, collecting spare electrons from falling raindrops.

Medicine
By Dave Roos

A Promising Drug Could Lead to a Preventative Cure for Hearing Loss

Injections of a single compound preserved hearing in mice and rats exposed to chemotherapy and noise.

Space & Innovation
By Dave Roos

Artificial Photoreceptors Restore Sight in Blind Mice

Scientists replaced faulty rods and cones in blind mice with artificial photocells and restored nearly full-color vision.

Health
By Dave Roos

Milestone Achieved in Quest to Grow Human Organs Inside of Animals

In the ethically charged research field of creating human-animal chimeras, scientists successfully reached a 1-to10,000 ratio of human to sheep cells in an embryo.

Health
By Dave Roos

Untangling Race and Health Risks Through Genetics

Geneticist Rick Kittles probes African-American genetic ancestry for data that could help resolve health disparities in communities of color.

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