Materials Science
- Materials Science
A new plastic film glows to flag food contaminated with dangerous microbes
Plastic patches that glow when they touch some types of bacteria could be built into food packaging to reduce the spread of foodborne illness.
- Microbes
This material uses energy from ambient light to kill hospital superbugs
A quantum dot–powered material could help reduce the number of hospital-acquired infections, including those with drug-resistant bacteria.
- Materials Science
Toxic chemicals turn a new material from porous to protective
A new material switches from a comfortable, breathable form to a sealed-up, protective state when exposed to dangerous chemicals.
- Materials Science
Eggshell nanostructure protects a chick and helps it hatch
The nanoscale structure of a chicken eggshell changes to fulfill different functions as the egg incubates.
- Materials Science
Live heart cells make this material shift color like a chameleon
A new material made of heart cells from rats and hydrogel changes color as the living cells contract and relax.
- Life
Earwigs take origami to extremes to fold their wings
Stretchy joints let earwig wings flip quickly between folded and unfurled.
- Physics
Give double-layer graphene a twist and it superconducts
When graphene layers are twisted to a “magic angle,” the material superconducts.
- Chemistry
Extreme cold is no match for a new battery
A rechargeable battery that works at –70° C could be used in some of the coldest places on Earth or other planets.
- Astronomy
Watch an experimental space shield shred a speeding bullet
Engineers tested how well a prototype shield for spacecraft would stand up to space debris by shooting it with a solid aluminum pellet.
- Materials Science
New technique shows how 2-D thin films take the heat
A new method exposes how 2-D materials react when heated, which could help engineers build sturdy next-gen electronics.
- Materials Science
Smart windows could block brightness and harness light
A new type of material pulls double-duty as window shade and solar cell.
- Materials Science
Skyrmions open a door to next-level data storage
Skyrmions are tiny magnetic swirls that are hard to undo and may be perfect for miniaturizing electronics.
