Stanford scientists have developed a new hydrogel with a Velcro-like molecular structure, letting it last longer at body temperature. The hope is that it could be injected into a patient to deliver drugs over weeks or months as it slowly dissolves.

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Researchers at Yale University have shown how skin cancer could one day be treated with a simple injection. The team found that they could shrink tumors by injecting them with adhesive nanoparticles loaded with chemotherapy drugs.

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Researchers have shed new light on the murky origins of neurodegenerative diseases like Alzheimer’s, which could eventually lead to new treatments. The team uncovered a mechanism for how toxic tangles of tau proteins leak into healthy brain cells.

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Medical implants that help regulate activity in the brain could go a long way to treating conditions like Parkinson's and depression, and scientists have just developed one with some very useful functionality.

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We have seen how gold nanoparticles can fight cancer in a number of ways, but they aren’t without their problems. Scientists in Japan have found a solution to one of these drawbacks, through the careful addition of a ring-shaped synthetic compound.

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Like weeds that grow back if you don’t remove the roots, cancer can keep returning thanks to stem cells. A new “designer” DNA molecule eradicates these cancer stem cells, with tests in mice showing promising early results in preventing relapse.

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German scientists have restored the ability to walk in mice that had been paralyzed by a complete spinal cord injury. The team created a “designer” signaling protein and injected it into the animals’ brains, stimulating nerve cells to regenerate.

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Glaucoma can cause vision loss that's currently irreversible. But now scientists have found that removing a membrane in the eye could help transplanted cells migrate into the optic nerve and repair the connections, potentially restoring lost vision.

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When an obese person really needs to lose weight, gastric bypass surgery is sometimes performed – but it's quite an invasive procedure. An experimental new implant, however, may produce similar results with much less fuss.

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Presently, if someone has been involved in a potentially bone-breaking mishap, they have to be X-rayed by trained staff at a hospital. Soon, however, it may be possible for them to perform their own X-rays, using a compact device that could be located just about anywhere.

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