We all love a mathematical brainteaser here at IFLS. Monty Hall? Done it mate. Two circles shoved into a quadrilateral of unknown size? Been there, solved that. Some Singaporean kids’ seemingly ...

Challenge your mind with the impossible triangle puzzle! See if you can figure it out before anyone else. #BrainTeasers ...

Researchers have reimagined Heisenberg’s uncertainty principle, engineering a trade-off that allows precise measurement of ...

Below are the hints, categories and answers for today’s Connections game, puzzle #842, on September 30.

These Q&As cover recent questions about an SDR allocation. For additional background and basic facts please refer to the SDR factsheet. A direct benefit of a general SDR allocation, and indeed the ...

How big is the current debt problem and how is the COVID-19 pandemic affecting countries’ debt burdens? The Debt Service Suspension Initiative (DSSI) means that bilateral official creditors are, ...

Quantum computers may solve problems beyond supercomputers. A new test helps confirm quantum answers for errors.

Physicist Albert Einstein famously posited that if he only had an hour to crack a daunting problem, he'd devote 55 minutes to ...

Poland's Andrzej Bargiel made history by becoming the first person to ski down Mount Everest in Nepal without using an oxygen tank, in what his team said was a "groundbreaking milestone in the world ...

"He spent only a few minutes on the summit of the world's highest mountain before strapping on his skis and beginning his historic descent," Bargiel's team said.

Bihar STET Previous Year Papers: Bihar Secondary Teachers Eligibility Test or STET is conducted by Bihar School Examination Board (BSEB) to gauge the candidate’s eligibility for Secondary teachers ...

Silk pajamas are the most luxurious of loungewear. Waking up in them makes me feel like Grace Kelly stretching her arms and sipping tea as she prepares for a day of generally being elegant. The vibes ...