Deep in western Ukraine, captured troops tell The Telegraph about life on the front line and their longing to return home Dominic served for 23 years in the British Army with operational deployments ...

In brief: Ukraine and Russia have agreed to a major prisoner exchange involving 1,000 detainees on each side, alongside a temporary ceasefire from May 9 to May 11. President Zelensky said the deal, ...

David E. Dunning explores how mathematical notation is a social, world-building technology. It’s natural to think of math as being fundamentally abstract. Whether it’s invented or discovered, its ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

Heroic Vietnam War veteran Robert Stirm — who appeared in a Pulitzer Prize-winning photo showing the excited reunion between the long-held prisoner of war and his family — has died, his family ...

This is read by an automated voice. Please report any issues or inconsistencies here. Retired Col. Robert Stirm, featured in the Pulitzer Prize-winning “Burst of Joy,” a symbol of the Vietnam War’s ...

Computers are extremely good with numbers, but they haven’t gotten many human mathematicians fired. Until recently, they could barely hold their own in high school-level math competitions. But now ...

For the past several years, America has been using its young people as lab rats in a sweeping, if not exactly thought-out, education experiment. Schools across the country have been lowering standards ...