The original version of this story appeared in Quanta Magazine. In 1876, Peter Guthrie Tait set out to measure what he called the “beknottedness” of knots. The Scottish mathematician, whose research ...

A historic ocean liner will become the world’s largest artificial reef after it’s sunk off Florida’s Gulf Coast early next ...

Mastering diagrams is a crucial part of preparing for the CBSE Class 10 Science exam. These visual representations often carry significant marks and demonstrate a clear understanding of concepts.

The Great Barrier Reef is a site of remarkable variety and beauty on the north-east coast of Australia. It contains the world’s largest collection of coral reefs, with 400 types of coral, 1,500 ...

Coral reefs are marine structures created by calcifying coral animals and their algal symbionts. Coral reef ecosystems are generally high in biodiversity, most often found in shallow tropical seas, ...

Once raw data has been collected, you need to represent it in a diagram. Two ways of doing this are to use a pie chart or frequency diagram. In a survey, 100 school students were asked to name their ...