This video shows a girl singing while using sign language so her deaf sister can follow along. A simple moment that shows how music can be shared in different ways. Britain’s tanks would be ...

Mathematicians finally understand the behavior of an important class of differential equations that describe everything from water pressure to oxygen levels in human tissues. The trajectory of a storm ...

The 2026 AHA/ACC guidelines introduce a five-tier Acute PE Clinical Category system to stratify severity and guide treatment decisions. Mechanical thrombectomy receives a Class 2a recommendation for ...