All Stories by Alexandra Goho
- Materials Science
Heat-controlled implant delivers insulin on demand
The field of drug delivery is literally heating up, with the development of a new polymer implant that releases insulin in response to changes in temperature.
- Tech
Hungry for Nano
The food industry is turning to nanotechnology as it searches for innovations that could bring safer, healthier, and tastier products to consumers.
- Materials Science
Nanotech Goes to New Lengths: Scientists create ultralong carbon nanotubes
In an advance toward making superstrong fibers, chemists have synthesized a 4-centimeter-long carbon nanotube, the longest nanotube reported to date.
- Materials Science
Model Growth: Simulations expose branching nature of polymer crystals
Using computer models, scientists have uncovered previously unknown facets of the physics underlying polymer crystal growth.
- Chemistry
Meteorites may have delivered phosphorus
Meteorites may have supplied enough phosphorus to prebiotic Earth to spawn the first signs of life.
- Physics
Gold quantum dots
Scientists have created a new type of quantum dot that could find applications in everything from biological imaging to computer displays.
- Chemistry
Molecular machines split water
Hydrogen derived from molecular machines that use solar energy to split water, rather than hydrogen from fossil fuels, could drive future fuel cell vehicles.
- Health & Medicine
Juice could ward off cancer in smokers
Drinking grapefruit juice every day could reduce the risk of developing cancer from smoking.
- Tech
Electrifying Toxic Cleanup: Electrodes could stimulate removal of radioactive waste
Researchers have devised a bioremediation system that electrically stimulates bacteria to break down toxic chemicals in the environment.
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Rattle and Hum: Molecular machinery makes yeast cells purr
Molecular-motor proteins inside a yeast cell can cause the cell walls to vibrate.
- Materials Science
Bacterial glue: The stuff that binds?
A sticky slime secreted by bacteria could soon find its way into a host of wood products, including plywood and particleboard.
- Materials Science
Sea urchin shell lights the way for optical material
Using the porous skeleton of a sea urchin as a template, materials scientists have fabricated a photonic crystal.
