27/08/2019

Business

How a simple change can protect crowdfunding backers from fraud

Budding entrepreneurs with a business idea inevitably face the problem of finding financing. With the advent of crowdfunding platforms such as Kickstarter or Indiegogo—where the entrepreneur appeals to the masses to support ...

Internet

Examining a video's changes over time helps flag deepfakes

It used to be that only Hollywood production companies with deep pockets and teams of skilled artists and technicians could make deepfake videos, realistic fabrications appearing to show people doing and saying things they ...

Engineering

Researchers flip how electrical signals move liquid droplets

When medical laboratories analyze blood samples for signs of disease, they sometimes use instruments that rely on a technology called digital microfluidics. The technique uses electric signals to pull tiny droplets of the ...

Computer Sciences

Building computers the way our brains work

We are approaching the limit for how much more microprocessors can be developed. Gunnar Tufte proposes building computers in a completely new way, inspired by the human brain and nanotechnology.

Engineering

Using a smartphone to detect norovirus

A little bit of norovirus—the highly infectious microbe that causes about 20 million cases of food poisoning in the United States each year—goes a long way. Just 10 particles of the virus can cause illness in humans. ...

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