This educational night light is $12 off and includes a poster teaching you about the lunar surface. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Teaching in Room 9 is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, ...

Ever wonder how a mirror works? If you want to find the path that light takes when reflecting off a surface, you could use Fermat's Principle. This states something like this: The path that light ...

Two separate teams of scientists have built the thinnest mirrors in the world: sheets of molybdenum diselenide (MoSe2), each just a single atom wide. The mirrors were developed at the same time at ...

A newly discovered interstellar object is racing toward our solar system, capturing the attention of scientists worldwide. Unlike other known celestial bodies, this object appears to be emitting its ...

Scientists have created new types of 2D nanostructured surfaces which appear as realistic 3D objects – including shading and shadows – using nano-engineering techniques. When light hits an object, the ...

Interstellar object 3I/ATLAS — which is zooming through our inner solar system — appears to be emitting its own light, according to Harvard astrophysicist Avi Loeb. The observation by Loeb, if ...

ChromoUpdate is a 'programmable matter' technique to quickly change objects' color. The method uses light to alter the saturation of photochromatic ink on an item's surface and could give product ...

It's probably not realistic to call a supermassive black hole "quiet." But, as far as these things go, the one at the center of our galaxy is pretty quiet. Yes, it emits enough energy that we can ...

The mysterious interstellar object hurtling through our solar system has just given scientists more evidence that it may be a craft from another part of the galaxy. According to Harvard astrophysicist ...