Electronics

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...
When does Facebook start to make you unhappy

When does Facebook start to make you unhappy?

When it comes to app use, less is — perhaps surprisingly — more. Whether it’s Facebook, Snapchat, or Instagram, users who spend lots of time on a given app...
New photodetector could improve night vision, thermal sensing and medical imaging

New photodetector could improve night vision, thermal sensing and medical imaging

UCLA’s design eliminates tradeoffs between bandwidth, sensitivity, and speed that are common in current technology Using graphene, one of science’s most versatile materials, engineers from...
Scientists turn everyday exercise into a game

Scientists turn everyday exercise into a game

A majority of American workers spend most of their day sitting and don't get enough exercise, putting them at risk for a variety of...
The future of electronics is chemical

The future of electronics is chemical

We can’t cram any more processing power into silicon-based computer chips. But a paper published in Nature overnight reveals how we can make electronic devices 10 times...
New solid-state silicon device could generate power from waste heat

New solid-state silicon device could generate power from waste heat

Directly converting electrical power to heat is easy. It regularly happens in your toaster, that is, if you make toast regularly. The opposite, converting heat...
Let this app tell you which food option is healthier

Let this app tell you which food option is healthier

A free mobile app is a bit like having a nutritionist with you in the store. Drop that yogurt, it might prompt. Instead, try...
Scientists develop origami electronics from cheap, foldable paper

Scientists develop origami electronics from cheap, foldable paper

Using inexpensive materials, UC Berkeley engineers have fabricated foldable electronic switches and sensors directly onto paper, along with prototype generators, supercapacitors and other electronic...
Is your smartphone spying on you

Is your smartphone spying on you?

Some popular apps on your phone may be secretly taking screenshots of your activity and sending them to third parties, according to a new...
Extremely fast electron camera catches molecules at a crossroads

Extremely fast “electron camera” catches molecules at a crossroads

To break, or not to break: An unprecedented atomic movie captures the moment when molecules decide how to respond to light. An extremely fast "electron...