Researchers revealed that the immune cells basophils caused emphysema in mice with COPD-like features induced by intranasal administration of elastase. They showed that basophils, previously linked mainly to allergies and fighting parasites, initiated a cascade of reactions eventually leading to the release of excess MMP-12 and the destruction of alveolar walls. The team hopes that the findings will lead to breakthroughs in the treatment of COPD.

This special special edition updates the latest in space exploration, including the Artemis moon launch, 30 years of the Hubble telescope and more.

Before the first major Artemis mission takes off, NASA needs to prove its huge rocket system is up to the task with a spectacular "Green Run" hot fire test.

NASA conducted a hot fire of the core stage of the Space Launch System, but the stage’s four main engines shut down just over one minute into a test designed to last eight minutes.

NASA's SLS rocket made for taking astronauts back to the moon fired its main engines Saturday afternoon, but the test in Mississippi was cut short.

A critical engine test for Nasa's new "megarocket" - the Space Launch System (SLS) - ends early.

The four main engines for Nasa's new "megarocket" are to be fired in unison for the first time.