Jeremy Hsu

Journalist grown in Brooklyn and transplanted to Queens, covering science and technology news.

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Oct. 22, 2020

AI Assesses Alzheimer’s Risk by Analyzing Word Usage

Artificial intelligence could soon help screen for Alzheimer’s disease by analyzing writing. A team from IBM and Pfizer says it has trained AI models to spot early signs of the notoriously stealthy illness by looking at linguistic patterns in word…

Sep. 16, 2020

Scientific American

Population Density Does Not Doom Cities to Pandemic Dangers

In the early months of the COVID-19 pandemic, some U.S. leaders and pundits pointed to hard-hit cities such as New York, Milan and Wuhan as proof that population density was to blame for coronavirus hotspots. But simple density has not adequately…

Feb. 13, 2020

Scientific American

Here’s How Computer Models Simulate the Future Spread of New Coronavirus

Public health efforts depend heavily on predicting how diseases such as that caused by the 2019 novel coronavirus, now named COVID-19 by the World Health Organization, spread across the globe. During the early days of a new outbreak, when reliable…

Jan. 3, 2020

Scientific American

Color-Changing Fibers Unravel a Knotty Mystery

How can mathematical theory predict the strongest knots in real life? The answer to that question has remained elusive despite humans relying on knots for thousands of years while fishing, hunting, building shelters and harnessing animal power. By…

Nov. 29, 2019

Scientific American

To see the divide between the best artificial intelligence and the mental capabilities of a seven-year-old child, look no further than the popular video game Minecraft. A young human can learn how to find a rare diamond in the game after watching a…

Nov. 4, 2019

Scientific American

Kilometer-Long Space Tether Tests Fuel-Free Propulsion

A massive cloud of space junk—containing more than 23,000 pieces larger than 10 centimeters across—is currently zooming around Earth with an average speed of about 36,000 kilometers per hour. And as companies such as SpaceX and OneWeb plan to launch…

Oct. 1, 2019

Scientific American

Mini Gravitational-Wave Detector Could Probe Dark Matter

Within one second of the big bang, the first newborn black holes may have announced their formation with gravitational waves that stretched and squeezed the fabric of existence as they rippled outward into the expanding universe. Now researchers at…

Aug. 16, 2019

Scientific American

An Innovative Robotic Exosuit Boosts both Walking and Running

A pair of fitted shorts may not look much like the high-tech robotic exoskeletons of Hollywood films. But this seemingly simple device, which tugs on the wearer’s legs with each step, probably represents the first exosuit capable of significantly…

Jul. 31, 2019

Scientific American

Private Space Race Targets Greenhouse Gas Emitters

When atmospheric scientist Thomas Lauvaux briefed Pennsylvania State officials on his measurements of local methane emissions four years ago, he converted the potentially dry list of numbers into a smattering of reddish bars on a map of the state.…

Jul. 11, 2019

Scientific American

Humans Fold: AI Conquers Poker’s Final Milestone

During a 2017 casino tournament, a poker-playing program called Libratus deftly defeated four professional players in 120,000 hands of two-player poker. But the program’s co-creator, Tuomas Sandholm, did not believe artificial intelligence could…

May. 31, 2019

Scientific American

Don’t Panic about Rare Earth Elements

As trade tensions rise between the U.S. and China, rare earth minerals are once again in the political spotlight. Today Chinese mines and processing facilities provide most of the world's supply, and Chinese leader Xi Jinping has hinted about using…

May. 7, 2019

Scientific American

Can Robots Help Pick Up after the Recycling Crisis?

Nobody wants to spend hours picking through a steady stream of garbage; this is why many recycling operations rely on automated systems to separate plastic containers, glass bottles, aluminum cans and mixed paper. But these systems have an imperfect…

Apr. 4, 2019

Scientific American

Solar Power’s Benefits Don’t Shine Equally on Everyone

Highland Park’s streetlights were torn out in 2011 because the predominantly black Detroit suburb couldn’t pay its electricity bill after the 2008 economic downturn. Today street lamps once again cast reassuring pools of light—and this time they are…

Feb. 19, 2019

Scientific American

Out of the Way, Human! Delivery Robots Want a Share of Your Sidewalk

Earlier this year six Amazon Scout delivery robots rolled out in a pilot program in Snohomish County, Wash. The boxy bots, which resemble six-wheeled ice chests, carry meals, groceries and packages to homes and offices in this region just north of…

Dec. 28, 2018

Scientific American

Drones Used to Find Toylike "Butterfly" Land Mines

A type of land mine called the “butterfly” has a particularly insidious reputation for two reasons: It is known for killing or crippling children who may pick up what looks a lot like a green plastic toy, and its mostly nonmetallic construction means…

Dec. 13, 2018

Scientific American

Experts Aren’t Taking a Shine to California’s Rooftop Solar Rule

California has officially become the first U.S. state to require new homes to have rooftop solar panels, a major milestone in the Golden State’s hugely ambitious goal to shift all energy usage to 100 percent zero-carbon sources by 2045. But some…

Dec. 6, 2018

Scientific American

Is the U.S. Lagging in the Quest for Quantum Computing?

A quantum computer capable of breaking the strongest codes protecting online communications and computer data is highly unlikely to appear within the next decade, a new report says. But leading experts still recommend the U.S. government should…

Nov. 27, 2018

Scientific American

Why Are There So Few Autism Specialists?

When Natasha Marrus started her residency in general psychiatry in 2007, none of her 11 classmates ever mentioned autism. They eagerly discussed schizophrenia and bipolar disorder, and occasionally a “really tough” resident would talk up personality…

Jun. 26, 2018

Scientific American

Japan's Hayabusa 2 Spacecraft Nears Its Target, the Asteroid Ryugu

If all goes according to plan, two spacecraft will commence close encounters of the curious kind with two separate asteroids by the end of August. Their goal: to retrieve samples that may contain organic materials dating back to the solar system’s…

Apr. 24, 2018

Scientific American

Stellar Effort: Chart of the Milky Way Includes More Than 1 Billion Stars

In an eagerly anticipated development, astronomers have created the largest and most precise 3-D map of the Milky Way galaxy. The European Space Agency's $1-billion Gaia mission released its newest data set in April, detailing the positions and…