In only 15 minutes the most famous paradoxes are explained from logic puzzles to time travel dilemmas that still confuse experts.

Data show that unidentified lights in archival astronomy images were 68% more likely to be imaged 24 hours after a nuclear ...

It's not just humans who notice optical illusions; certain animals do too, and they often use it to their advantage.

U.S. trade with China has grown enormously in recent decades and is crucial for both countries. Today, China is one of the largest export markets for U.S. goods and services (second to Mexico), and ...

Take a closer look at how 2025’s best nature photos turn everyday wild moments into stunning stories of life on Earth.