
How Hackers Tried to Add Dangerous Lye into a City’s Water Supply
A cybersecurity expert explains how safety systems stopped the attack
Sophie Bushwick was formerly the technology editor at Scientific American. She makes frequent appearances on radio shows such as Science Friday and television networks, including CBS, MSNBC and National Geographic. She has more than a decade of experience as a science journalist based in New York City and previously worked at outlets such as Popular Science,Discover and Gizmodo. Follow Bushwick on X (formerly Twitter) @sophiebushwick

How Hackers Tried to Add Dangerous Lye into a City’s Water Supply
A cybersecurity expert explains how safety systems stopped the attack

How to Stop Doomscrolling News and Social Media
“Doomscroll Reminder Lady” Karen K. Ho explains how to step away from the screen

Why COVID Vaccines Are Taking So Long to Reach You
Bottlenecks in supply chains and difficult appointment-registration systems are slowing distribution

What the Capitol Riot Data Download Shows about Social Media Vulnerabilities
A massive amount of information downloaded from Parler includes potentially incriminating material. But innocuous posts on mainstream platforms can also create vulnerabilities

From Rapping Robots to Glowing Frogs: Our Favorite Fun Stories of 2020
It has been a tough year, but science still brought us some weird, cool and quirky findings

Giant U.S. Computer Security Breach Exploited Very Common Software
A cybersecurity expert explains how hackers used SolarWinds to steal information from government and industry organizations

Electricity-Carrying Bacteria Lead to New Applications—and New Questions
As researchers develop sensors and other devices based on conductive microbes’ nanowires, they continue to debate exactly how the organisms conduct electricity

Evaluating COVID Risk on Planes, Trains and Automobiles
Stay safer on different forms of transportation

An Expert on Voting Machines Explains How They Work
Election officials also rely on high-speed scanners, envelope openers and good old-fashioned paper

Seven Ways the Election Will Shape the Future of Science, Health and the Environment
Climate change, nuclear arms control, the pandemic and more will be determined by whoever wins the White House and Congress

These Researchers Are Putting Fly Babies into Virtual Reality
A new system called PiVR creates working artificial environments for small animals such as zebra fish larvae and fruit flies. Developers say the system’s affordability could help expand research into animal behavior.

New Bio-Inspired Molecule Helps Concrete Resist Freeze Damage
An additive, inspired by a natural protein, creates a more durable building material

Fruit Flies Plug into the Matrix
A new budget-friendly virtual-reality system helps researchers study the brains of small animals

Mail-Sorting Machines Are Crucial for the U.S. Postal Service
An expert explains how automation enables quick deliveries—which will include ballots for November’s election

Schools Have No Good Options for Reopening during COVID-19
Bringing students back into classrooms or keeping them home can both have negative consequences

How Could the Beirut Explosion Happen? Experts Explain
To get to the roots of disasters like this one, investigators rely on video footage, documents, interviews and other evidence

Laser-Textured Metal Surfaces Kill Bacteria Faster
Zapping copper with lasers enhances its antimicrobial properties

New Design Helps N95 Mask Wearers Breathe Easier
The device prevents oxygen deprivation in coronavirus-blocking respirators

New Artificial Eye Mimics a Retina’s Natural Curve
Researchers have crafted a device that replicates the shape of the eye’s sensory membrane

A Shiny Snack Bag’s Reflections Can Reconstruct the Room around It
Researchers used the light reflecting off the wrapper to build an image of its surroundings

DIY Tool Lets High Schoolers Practice Gene Editing
With a few dollars, researchers replicated an instrument that typically costs thousands

Footstep Sensors Identify People by Gait
A supersensitive detector system can also glean clues about health

Engineers Offer DIY Solutions to Coronavirus Equipment Shortages
As hospitals beg for protective gear and ventilators, some individuals are taking a creative approach to the problem

Flexible Armor Inspired by Mollusks Better Defends Joints
A scaly sea creature called a chiton sparks an idea for new protective gear