“Nanodrills” burrow into cells to kill worms and water fleas

Chemical drugs are great for killing bacteria, but with antibiotic resistance on the rise we need new methods. Particularly promising are mechanical solutions like Rice University’s “nanodrills,” which bore into cell walls. Now, the team has shown that… Continue reading “Nanodrills” burrow into cells to kill worms and water fleas

An ancient planet, 10 times bigger than Earth, may have crashed into Jupiter

Jupiter is a gigantic ball of churning gas clouds, and that makes it hard to see what’s in the middle. It’s believed to be a relatively small, rocky core, but data from the Juno probe found that it’s less dense and more spread out than expect… Continue reading An ancient planet, 10 times bigger than Earth, may have crashed into Jupiter

Conductive carbon fibers bridge busted electrical circuits in the hearts of mice

A beating heart relies on a healthy circuitry of electrical signals to maintain a steady rhythm, and when that system breaks down it can lead to grave consequences. Pacemakers and medications can be enlisted to correct these kinds of irregula… Continue reading Conductive carbon fibers bridge busted electrical circuits in the hearts of mice

"Primordial" proteins successfully inserted into engineered E. coli in synthetic biology breakthrough

Researchers at Rutgers and Rice Universities have shed some light on the mystery of how life on Earth got started. After studying proteins that are key to metabolism in modern cells, the team reverse engineered a simplified protein that may h… Continue reading "Primordial" proteins successfully inserted into engineered E. coli in synthetic biology breakthrough

Bone custom-grown on sheep's ribs used to fix their jaws

Each of the sheep in the study had four "bioreactors" implanted on its ribs

When someone is missing bone in their face due to injury or illness, the current treatment involves transplanting a piece of bone extracted from the leg, leaving a deficit there. Now, however, scientists have succeeded in growing extra bone within sheep’s bodies, that’s preformed to the shape required.

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Many computers are vulnerable to hacking through common plug-in devices

Attackers can compromise an unattended machine in a matter of seconds through devices such as chargers and docking stations. Vulnerabilities were found in computers with Thunderbolt ports running Windows, macOS, Linux and FreeBSD. Many modern laptops a… Continue reading Many computers are vulnerable to hacking through common plug-in devices

Making Graphene More Practical

[James Tour] and others at Rice University announced an improved form of graphene that uses nanoscale rivets. The material incorporates carbon nanotubes along with carbon spheres that encase iron nanoparticles. The nanotubes provide strength and higher conductivity overall, while the spheres let the material transfer more easily.

Typically, placing graphene on something involves using chemical vapor deposition on a polymer layer before transferring to another site. The polymer tends to degrade the graphene’s properties. This new material doesn’t require this intermediate step. In addition, the spheres allow interfacing to the graphene more readily.

The new material is almost as transparent …read more

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