10 Hard Math Problems That Even the Smartest People in the World Can’t Crack

Despite the greatest strides in mathematics, these hard math problems remain unsolved. Take a crack at them yourself.

Think You’re Good at Math? See How Far You Get With These 10 Unsolved Problems

For all of the recent strides we’ve made in the math world, we’re forever crunching calculations in pursuit of deeper ...
science

Mathematics: The Theory of Sets and Transfinite Arithmetic. By Alexander Abian. Saunders, Philadelphia, 1965. 420 pp., $10.

Stars and Stellar Systems: Galactic Structure, vol. 5 of Stars and Stellar Systems. Edited by A. Blaauw and M. Schmidt. University of Chicago Press, Chicago, 1965. 626 pp., $15. Ornithology: Birds ...
IGN

The 10 Biggest LEGO Sets You Can Buy in 2026

LEGO just announced the biggest set – by piece count – in its history. It's a recreation of Antoni Gaudí's Sagrada Familia, the massive, unfinished church in Barcelona that's been under construction ...
The Hindu

From one man’s vision to a people’s movement, Clean Green Panunda sets an example in community participation

Every Sunday before dawn, while most villagers are still asleep, more than 60 volunteers comprising schoolchildren, homemakers, government employees, retirees, and workers assemble in Panunda village ...