Inside the human eye, the retina is made up of several types of cells, including the light-sensing photoreceptors that initiate the cascade of events that lead to vision.

Change is in the air. With daylight savings approaching and flowers blooming in the gaps between campus walkways, seasonal ...

When students engage multiple senses to learn—drawing or acting out a concept, for example—they’re more likely to remember ...

This advertisement has not loaded yet, but your article continues below. The couple were found dead in their home on Feb. 26. Hackman's death was tied to heart disease with Alzheimer's disease ...

This issue is preventing our website from loading properly. Please review the following troubleshooting tips or contact us at [email protected]. By submitting your ...

Something to look forward to: The concept of a lunar economy, once confined to science fiction, is rapidly becoming a tangible reality. Nations and private companies are racing to establish a ...

If you’ve ever had to look up the definition of a word you were unsure of, you’re not alone: The map below shows the most commonly searched word definitions worldwide. To see which definitions ...