initiation articles

What signals initiate apoptosis?

What signals initiate apoptosis?

Programmed cell death, or **apoptosis**, is a fundamental biological process ensuring tissue homeostasis and removing da...

What triggers the initial implosion of a core-collapse supernova and what triggers its explosion?

What triggers the initial implosion of a core-collapse supernova and what triggers its explosion?

The death of a massive star culminates in one of the universe’s most spectacular and energetic events: a core-collapse s...