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Engineering Perovskite Materials at the Atomic Level Paves Way for New Lasers, LEDs

Matt Shipman

left image is titled support and shows a black polymer sheet lifting four stacked petri dishes that are loaded with spheres. right image is title manipulates and shows a black polymer sheet undulating in a way that rotates the multicolored spheres in a petri dish in a counterclockwise direction

Dec 6, 2024

Magnetically Controlled Kirigami Surfaces Move Objects: No Grasping Needed

The new technology is useful for lifting and moving items that cannot be easily grasped, such as fragile objects, gels or liquids. 
time-lapse image from a video shows a manta-shaped soft robot swimming over and under obstacles in a glass tank filled with water

Dec 4, 2024

Manta Rays Inspire the Fastest Swimming Soft Robot Yet

A team of researchers has drawn inspiration from manta rays and beaten its own record for the fastest swimming soft robot. 
a terracotta sculpture shows four people kneading dough on a table while a fifth person looks on

Dec 2, 2024

From HR to Work/Life Balance – How Working Life Has (and Hasn’t) Changed Since Ancient Rome

A new book sheds light on working life in the Roman Empire, offering insights into a complex society. 
A micrograph image shows a detailed microscale structure resembling branches. Some are colored red or blue to provide contrast.

Dec 2, 2024

Researchers Demonstrate Self-Assembling Electronics

The proof-of-concept work was used to create diodes and transistors, and paves the way for self-assembling more complex electronic devices. 
illustration shows a digital screen displaying data related to groundwater quality

Nov 12, 2024

Machine Learning Predicts Highest-Risk Groundwater Sites to Improve Water Quality Monitoring

The new tool allows regulators and public health authorities to prioritize specific aquifers for water quality testing. 
nc state university belltower silhouetted against a sunset

Oct 30, 2024

Linking Energy Loss to Interfaces in Organic Solar Cells Could Make Them Much More Efficient

A new study provides a deeper understanding of what is happening in organic solar cells when light is converted into electricity. 
a classroom is filled with empty desks and chairs

Oct 29, 2024

Which Students Fare Worst When Natural Disasters Close Schools?

School closures due to natural disasters have similar impacts on student performance across economic groups. 
three stacks of food storage containers containing leftover food. storing leftovers properly reduces the risk of foodborne illness.

Oct 23, 2024

What’s the Proper Way to Store Leftover Food?

What's the best way to safely store leftover food? A food safety expert has answers. 
a pie rests on a counter by a rolling pin

Oct 22, 2024

How Long Is Homemade Pie Safe to Eat? And Other Thanksgiving Dessert Questions

Do I need to keep pumpkin pie in the refrigerator? Your pie questions, answered! 
mashed potatoes in a serving bowl. can mashed potatoes cause foodborne illness?

Oct 21, 2024

Can Mashed Potatoes Make You Sick? Food Safety Tips for Thanksgiving Side Dishes

What can you do to avoid foodborne illness this holiday season? We got advice from a food safety expert. 
a baking dish filled with dressing rests on a table. baking the dressing separate from the poultry reduces the risk of foodborne illness

Oct 18, 2024

How Do I Make Stuffing and Dressing Safely?

Want to make stuffing for your holiday meal, but don't want to make your guests sick? We have food safety tips from an expert. 
row after row of tall corn plants in a field

Oct 17, 2024

A Faster Way to ID Drought-Resistant Plants for Crop Breeding Research

New work will speed up research on developing drought-resistant crops. 
a man's hand is holding out a set of house keys

Oct 17, 2024

How Airbnb Could Help Curb the Rise in Housing Costs

Doing a better job of collecting taxes owed by short-term home rentals appears to slow the rise of home prices. 
a cook is holding an uncooked turkey on a roasting pan. i hope the cook took steps to reduce the risk of foodborne illness

Oct 16, 2024

How Do I Cook a Thanksgiving Turkey (Without Making People Barf)?

How should you thaw a turkey? How can I tell when the turkey is ready? Our food safety expert answers these questions and more. 
an array of green lights that look like LEDs

Oct 11, 2024

Engineering Perovskite Materials at the Atomic Level Paves Way for New Lasers, LEDs

New technique dictates precisely how layered hybrid perovskite materials convert electrical charge into light.