Uncategorized
- Life
Prions clog cell traffic in brains with neurodegenerative diseases
Prions may derail cargo moving inside brain cells, perhaps contributing to cell death in prion diseases.
- Earth
Flooding Earth’s atmosphere with oxygen may not have needed a triggering event
Building an oxygen-rich world doesn’t require volcanism, supercontinent breakups or the rise of land plants — just nutrient cycling, a study finds.
- Quantum Physics
Quantum jitter lets heat travel across a vacuum
In a first, scientists observed tiny, vibrating membranes exchanging heat due to quantum fluctuations.
- Archaeology
A nearly 44,000-year-old hunting scene is the oldest known storytelling art
Cave art in Indonesia dating to at least 43,900 years ago is the earliest known storytelling art, and shows otherworldly human-animal hunters.
