In a significant advancement for renewable energy technologies, a new catalyst has been developed that dramatically improves the efficiency and stability of the oxygen evolution reaction (OER) in ...

How did a dry, rocky region become one of the grandest cities of the medieval world, in a time of climate change? The foresight, funding and tech it took to build Hampi hold lessons for today.

Within weeks of assuming the presidency, Donald Trump announced tariffs on Mexico, Canada, and China. It’s a centerpiece of a ...

Jannik Sinner has accepted a three-month ban in a settlement with the World Anti-Doping Agency over his two positive doping ...

The men's world No. 1 will miss several tournaments, but no Grand Slams. Here's what to know about the doping proceedings ...

The World Anti-Doping Agency (WADA) confirmed the ruling after an appeal, reversing an initial decision that found no fault ...

Australian Open champion Sinner, 23, received a sanction in August but was found by the International Tennis Integrity Agency ...

Iga Swiatek, Jannik Sinner, Simona Halep and Tara Moore have had different experiences after testing positive for a banned ...

Jannik Sinner, the No. 1 tennis player in the world, and the World Anti-Doping Agency (WADA) have agreed to a three-month ban to settle an anti-doping violation stemming from the star's two positive ...