The discovery of a new class of high-temperature superconductors based on iron tests the limits of current theoretical and computational tools for the understanding of strongly correlated systems.

A vitamin deficiency test can reveal if you’re low on folate, iron, vitamin B12, and more, but you may need guidance to interpret the results. See our dietitian’s take on some of the best ...

To help you avoid a dud, we've handpicked the top Best Buys, the energy-efficient Eco Buys and the Great Value irons in our tests that iron brilliantly, are easy to use and built to last. Read on to ...

The U.S. Army is testing the missile-defense system known as the Iron Dome at a military base in Guam amid concerns from Washington about China’s rapid development of missiles. Image: Adam Falk/WSJ ...

People can also have low iron and not be anemic. Your doctor can screen you for iron deficiency by ordering a panel of iron blood tests.

Calphalon Cast Iron Skillet ($50 at Calphalon) We liked that this pan comes pre-seasoned and sits at the lower end of our price scale. In our tests, it was easy to clean and sufficiently nonstick.

My Mum thought it was down to my hectic student lifestyle." A visit to her GP and two blood tests for iron levels revealed that she was suffering from genetic haemochromatosis or GH - a genetic ...