How does the camera on the James Webb Space Telescope work and see so far out? – Kieran G., age 12, Minnesota Imagine a camera so powerful it can see light from galaxies that formed more than 13 ...

NASA’s James Webb Space Telescope was designed to go far beyond the limits of previous observatories. Built to detect ...

IR sensors rely on an emitter (IR LED) and a detector (photodiode or photoresistor) to measure infrared light and convert it ...

Add Yahoo as a preferred source to see more of our stories on Google. Since it launched in December 2021, Webb has been orbiting more than a million miles from Earth, capturing breathtaking images of ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...

Photons are odd little beasts. They can act like waves. They can act like particles. They are teeny tiny messengers of force. They are carriers of energy. If you're enjoying this article, consider ...

Light is a fundamental signal affecting every form of life. Cycles of light and dark help set the biological clocks in ...