While most sinus issues can be managed with nasal sprays, decongestants and antibiotics, some cases require surgical ...

Spacecrafts, spent rocket boosters and even astronauts' lost tool bags can combine with old satellites to create a halo of orbital debris that lasts for decades. The risk of all these new objects ...

The solid-fuel Kairos rocket launched from Spaceport Kii launch pad in Kushimoto, Wakayama Prefecture on December 18, 2024. JIJI PRESS/AFP via Getty Images A Japanese startup’s second attempt to ...

China State Key Laboratory of Photocatalysis on Energy and Environment, College of Chemistry, Fuzhou University, Fuzhou 305108, P. R. China ...