Physics
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Physics
Device Sees More inside Live Cells
A new type of optical microscope, which can discern objects smaller than a supposedly fundamental limit for visible-light viewing, may make it possible to see finer details of the insides of living cells.
By Peter Weiss -
Physics
A Curie-ous Tale
Marie Curie discovered two elements and won two Nobel Prizes for her pioneering studies on radioactivity. A new online exhibit at the American Institute of Physics’ history site depicts how she displayed her ardor and brilliance in many other facets of life as well, such as organizing and equipping a radiological medicine unit for French […]
By Science News -
Materials Science
Waterproof Coats: Materials repel water with simplicity, style
Researchers have produced new types of water-repelling surfaces, including one that's colorful and another made of inexpensive plastic.
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Materials Science
Technique may yield vocal cord stand-in
A plastic material used in some biological implants could someday form a foundation for tissue that can repair or replace human vocal cords.
By Sid Perkins -
Materials Science
Ceramic rebounds from stressful situations
The ceramic titanium silicon carbide can fully recover after being compressed to a degree that would leave most ceramics shattered and most metals permanently deformed.
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Physics
New equation fits nitrogen to a T
An elaborate, new equation that yields more accurate values for nitrogen's properties might have a multimillion-dollar impact in the cryogenic fluids industry.
By Peter Weiss -
Physics
Gecko toes tap intermolecular bonds
For scurrying upside down on smooth ceilings and other gravity-defying feats, lizards known as geckos may exploit intermolecular forces between the surface and billions of tiny stalks under their toes.
By Peter Weiss -
Physics
Electronic Acrobats: Tidily tweaking electrons’ twirls
The first demonstration of three-dimensional, electrical control of a quantum property of electrons known as spin marks an important step toward a new type of spin-based electronics and, possibly, quantum computers.
By Peter Weiss -
Materials Science
Ancient seal technology shows its age
Modern technologies reveal than an ancient method of engraving tough quartz in Mesopotamia was adopted some 1,500 years later than scholars had thought.
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Materials Science
Natural Healing: Nanothread mesh could lead to novel bandages
A new material made from clot-promoting protein fibers may serve as a wound covering that speeds healing and never needs removing.
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Physics
Streams plus nanostrands equals electricity
A dense bundle of carbon nanotubes develops a voltage difference along its length when immersed in a slow-flowing liquid.
By Peter Weiss -
Materials Science
Microscopic glass ribbons provide molecular labels
A new type of barcode too small to see with the naked eye holds promise for biomedical research, law enforcement, and everyday life.