A potent ozone-depleting chemical whose emissions unexpectedly spiked in recent years has quickly dropped back to much lower levels, putting ...
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A high-resolution glimpse of gene expression in cellsA high-resolution glimpse of gene expression in cells
Using a novel technique for expanding tissue, MIT and Harvard Medical School researchers have devised a way to label individual ...
Nanosatellite thruster emits pure ionsNanosatellite thruster emits pure ions
A 3D-printed thruster that emits a stream of pure ions could be a low-cost, extremely efficient propulsion source for miniature ...
Why cancer cells waste so much energyWhy cancer cells waste so much energy
In the 1920s, German chemist Otto Warburg discovered that cancer cells don’t metabolize sugar the same way that healthy cells ...
Aerosols from pollution, desert storms, and forest fires may intensify thunderstormsAerosols from pollution, desert storms, and forest fires may intensify thunderstorms
Observations of Earth’s atmosphere show that thunderstorms are often stronger in the presence of high concentrations of aerosols — airborne ...
To boost emissions reductions from electric vehicles, know when to chargeTo boost emissions reductions from electric vehicles, know when to charge
Transportation-related emissions are increasing globally. Currently, light-duty vehicles — namely passenger cars, such as sedans, SUVs, or minivans — contribute ...
New type of atomic clock keeps time even more preciselyNew type of atomic clock keeps time even more precisely
Atomic clocks are the most precise timekeepers in the world. These exquisite instruments use lasers to measure the vibrations of ...
Neuroscientists find a way to make object-recognition models perform betterNeuroscientists find a way to make object-recognition models perform better
Computer vision models known as convolutional neural networks can be trained to recognize objects nearly as accurately as humans do. ...
A better kind of cybersecurity strategyA better kind of cybersecurity strategy
During the opening ceremonies of the 2018 Winter Olympics, held in PyeongChang, South Korea, Russian hackers launched a cyberattack that ...
Better learning with shape-shifting objectsBetter learning with shape-shifting objects
Have you ever seen a fancy ergonomic chair that seems to magically mold to a person’s body? Such products got ...