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Bioengineers build 3D model of heart ventricle that beats for months

Bioengineers build 3D model of heart ventricle that beats for months

Harvard University researchers have bioengineered a three-dimensional model of a human left heart ventricle that could be used to study diseases, test drugs and...
Scientists develop new wearable device to measures cortisol in sweat

Scientists develop new wearable device to measures cortisol in sweat

By drawing in a bit of sweat, a patch developed in the lab of Alberto Salleo can reveal how much cortisol a person is...
Molecular clock could greatly improve smartphone navigation

Molecular clock could greatly improve smartphone navigation

Novel chip keeps time using the constant, measurable rotation of molecules as a timing reference. MIT researchers have developed the first molecular clock on a...
An artificial mole can detect major cancers very early

An artificial mole can detect major cancers very early

Alongside cardiovascular disease, cancer has become the top cause of death in developed countries. Many of cancer patients are diagnosed only after the tumor has...
Scientists design nanoparticles to help immune cells destroy tumors

Scientists design nanoparticles to help immune cells destroy tumors

Drugs carried in cellular 'backpacks' help T cells to destroy tumors Programming the body's immune system to attack cancer cells has had promising results for...
New method makes DNA barcodes way more reliable

New method makes DNA barcodes way more reliable

Researchers have developed a new method for correcting the errors that creep into ‘DNA barcodes’. This yields far more accurate results and paves the way...
This hydrogel could regenerate stronger, healthier nerves in injured soldiers

This hydrogel could regenerate stronger, healthier nerves in injured soldiers

Soldiers who survive explosions on the battlefield and civilians who live through serious car accidents often suffer nerve damage in their arms and legs. This...
Supercomputers reveal how DNA stays so ‘flexible’

Supercomputers reveal how DNA stays so ‘flexible’

New research sheds new light on the process of methylation in DNA. Researchers zoomed in on the question: if the genetic information is the same...
Scientists create new nerve gas detector with Legos and smartphone

Scientists create new nerve gas detector with Legos and smartphone

Researchers at the University of Texas at Austin have created a nerve gas detector using a smartphone, a box made of Legos and a...
MIT engineers develop simple, low-cost, passive prosthetic foot

MIT engineers develop simple, low-cost, passive prosthetic foot

New design can be tuned to an individual's body weight and size Prosthetic limb technology has advanced by leaps and bounds, giving amputees a range...