In 1959, physicists James Terrell and Roger Penrose (Nobel laureate in 2020) independently concluded that fast-moving objects should appear rotated. However, this effect has never been demonstrated.

When people think of eyeglasses, they might think of them as a modern innovation–or, at the very least, something that has ...

The NEET UG syllabus includes Physics, Chemistry and Biology (Botany and Zoology). Candidates can download the latest NEET ...

On a day of blood-letting across global markets not too many companies broke even, let alone provided any rays of hope by moving forward. On a day of blood-letting on the ASX and across global ...

Save guides, add subjects and pick up where you left off with your BBC account. A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.