Roundworms don’t have eyes or the light-absorbing molecules required to see. Yet, new research shows they can somehow sense color. ...
Tag: light
New “metalens” shifts focus without tilting or movingNew “metalens” shifts focus without tilting or moving
Polished glass has been at the center of imaging systems for centuries. Their precise curvature enables lenses to focus light ...
An LED that can be integrated directly into computer chipsAn LED that can be integrated directly into computer chips
Light-emitting diodes — LEDs — can do way more than illuminate your living room. These light sources are useful microelectronics ...
Controlling drug activity with lightControlling drug activity with light
Hormones and nutrients bind to receptors on cell surfaces by a lock-and-key mechanism that triggers intracellular events linked to that ...
Lighting up the ion trapLighting up the ion trap
Walk into a quantum lab where scientists trap ions, and you’ll find benchtops full of mirrors and lenses, all focusing ...
3 Questions: Hsin-Yu Chen on treading lightly when dating the universe3 Questions: Hsin-Yu Chen on treading lightly when dating the universe
We’re not quite sure how old we are — cosmologically, that is. The main methods scientists use to measure the ...
Engineers produce a fisheye lens that’s completely flatEngineers produce a fisheye lens that’s completely flat
To capture panoramic views in a single shot, photographers typically use fisheye lenses — ultra-wide-angle lenses made from multiple pieces ...
Shining a light on the quantum worldShining a light on the quantum world
In the universe, there is the world we can see with the naked eye: trees, planes in the sky, dishes ...
Portable system boosts laser precision, at room temperaturePortable system boosts laser precision, at room temperature
Physicists at MIT have designed a quantum “light squeezer” that reduces quantum noise in an incoming laser beam by 15 ...
Study sheds light on a classic visual illusionStudy sheds light on a classic visual illusion
It’s a classic visual illusion: Two gray dots appear on a background that consists of a gradient from light gray ...