Divide and define: Clues to understanding how stem cells produce different kinds of cells
The human body contains trillions of cells, all derived from a single cell, or zygote, made by the fusion of an egg and a sperm. That single cell contains all the genetic information needed to develop into ...
Unique structure of fist-like club of mantis shrimp could tranform body armor materials
(Phys.org) -- Military body armor and vehicle and aircraft frames could be transformed by incorporating the unique structure of the club-like arm of a crustacean that looks like an armored caterpillar, according ...
Microgravity and radiation exposure add up to serious health risks for astronauts
Astronauts floating weightlessly in the International Space Station may appear carefree, but years of research have shown that microgravity causes changes to the human body. Spaceflight also means exposure ...
3D virtual birth simulator may help avoid complicated births
Sorting good germs from bad, in the bacterial world
(Phys.org) —Arizona State University scientists have developed a microfluidic chip, which can sort good germs from bad.
'Smart' medical material aims to unfurl at 98.6 degrees
(Phys.org) —Mechanical Engineering Professor Lih-Sheng (Tom) Turng has a simple office demonstration of how shape-memory polymers work. He takes the material, which is formed into a compact flower bud, ...
New study explains why men's noses are bigger than women's
Human noses come in all shapes and sizes. But one feature seems to hold true: Men's noses are bigger than women's.
Researchers 'fish new pond' for antibiotics
Researchers at McMaster University are addressing the crisis in drug resistance with a novel approach to find new antibiotics.
Spider's super-thin ribbons key to silk tech
(Phys.org) —The silk of a spider feared for its venomous bite could be the key to creating new super-sticky films and wafer-thin electronics and sensors for medical implants that are highly compatible with ...
Direct 'writing' of artificial cell membranes on graphene
Graphene emerges as a versatile new surface to assemble model cell membranes mimicking those in the human body, with potential for applications in sensors for understanding biological processes, disease detection ...
Robot knows who wants one for the road
Researchers use nanoparticles to fight cancer
Researchers at the University of Georgia are developing a new treatment technique that uses nanoparticles to reprogram immune cells so they are able to recognize and attack cancer. The findings were published ...
Designing and building nanocomponents to spec
Hybrid, multifunctional nanostructures with diverse 3D shapes and complex material composition can now be manufactured with a precise and efficient fabrication technique.
Japan team develops micro-thin electric circuit
A flexible electrical circuit one-fifth the thickness of food wrap and weighing less than a feather could give doctors the chance to implant sensors inside the body, its Japanese developers say.