The Perseverance rover, currently ascending the western wall of Jezero Crater, captured a video of the partial eclipse, which resembled a googly eye, on September 30. The eclipse lasted about 30 ...

Some experts will tell you that the human eye can see between 30 and 60 frames per second. Some maintain that the human eye may be able to see much more than that although more research is needed.

By measuring the brain activity of 36 volunteers, scientists found that people can detect basic sentence structures in as little as 125 milliseconds, or about the speed of a blink of an eye.

I consulted with a few professionals who told me I needed a boat low enough to fit under the bridges of France but powerful enough to cope with the Mediterranean Sea. At last, I dipped into my ...