Tech
50 years ago, genes eluded electron microscopes
In the 1970s, scientists dreamed of seeing genes under the microscope. Fifty years later, powerful new tools are helping to make that dream come true.
By Nikk Ogasa
Tech
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NeuroscienceSpinal stimulation gives some people with paralysis more freedom
Methods that stimulate the spine with electrodes promise to improve the lives of people with spinal cord injuries, in ways that go well beyond walking.
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Health & MedicineThis stick-on ultrasound patch could let you watch your own heart beat
A new, coin-sized ultrasound probe can stick to the skin like a Band-Aid for up to two days straight, marking a milestone in personalized medicine.
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EnvironmentHow to make jet fuel from sunlight, air and water vapor
Solar kerosene could one day replace petroleum-derived jet fuel in airplanes and help stabilize greenhouse gas emissions.
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Health & MedicineA new technology uses human teardrops to spot disease
A proof-of-concept technique to analyze microscopic particles in tears could give scientists a new way to detect eye disease and other disorders.
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TechThis octopus-inspired glove helps humans grip slippery objects
The human hand, for all its deftness, is not great at grasping slippery stuff. A new glove aims to change that.
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Health & MedicineThis soft, electronic ‘nerve cooler’ could be a new way to relieve pain
A tiny electronic device implanted in the body generates targeted pain relief by cooling off nerves, experiments in rats suggest.
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TechA neck patch for athletes could help detect concussions early
The small sensor is sleeker and cheaper than other devices used to monitor neck strain in athletes.
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TechScientists grew living human skin around a robotic finger
In the hopes of one day building super realistic cyborgs, researchers built a robotic finger that wears living human skin.
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ComputingThe world’s fastest supercomputer just broke the exascale barrier
The Frontier supercomputer at Oak Ridge National Laboratory in Tennessee clocked in at more than 1.1 quintillion calculations per second.