Study uncovers what nap times reveal about young children’s brain development

This is why you keep waking up at 4am – and what you can do about it

Astra Strikes $1 Billion Gene Therapy Deal With Pfizer

Hepatitis B and C could cause ‘significantly higher cancer risk’ than smoking daily pack of cigarettes

Sanofi Lifts Guidance on Dupixent, Covid Vaccine Sales

Indian-Made Cold Syrup Sent to Iraq Contains Poison, Test Shows

North Korea Economy Shrinks Again as Pandemic Impact Drags On

Negative Views of China Rise Over Foreign Policy, Poll Finds

Evergrande EV Unit Slumps 68% as Trading Resumes After Long Halt

Phoenix's record heat is killing off cactuses

Biden announces measures to tackle extreme heat

Biden unveils new measures aimed at addressing extreme heat as US swelters