العلوم والبيئة
Orionid meteor shower to streak across night sky this week
المصدر: feeds.bbci.co.uk · نُشر
The Orionid meteor shower peaks in October as Earth passes through debris left behind by Halley’s Comet.
The Orionid meteor shower peaks in October as Earth passes through debris left behind by Halley’s Comet.
أخبار ذات صلة
The 40 minutes when the Artemis crew loses contact with the Earth
As the astronauts pass behind the Moon they will experience a moment of silence and solitude as communication with the Earth is blocked.
feeds.bbci.co.uk ·
Earth’s day isn’t exactly 24 hours. The reason may lie deep inside the planet
Scientists may have solved why the length of Earth’s day changes by a few milliseconds over decades. Subtle shifts in the inner core appear to tug on the mantle, revealing a surprisingly dynamic world thousands of kilometers beneath our feet.
All Top News -- ScienceDaily ·
1.7-billion-year-old fossils reveal a crucial clue to the rise of complex life
Scientists studying ancient Australian rocks uncovered more than 12,000 fossils from some of the oldest known eukaryotes on Earth. These early complex cells lived in settings ranging from coastal mudflats to the open sea, but only where oxygen was available. Oxygen-free environme
All Top News -- ScienceDaily ·
Earth is tearing apart beneath the Pacific Northwest
Scientists have captured a subduction zone off Vancouver Island in the process of tearing itself apart, revealing that these massive tectonic systems may die piece by piece rather than all at once. The discovery could help explain ancient plate fragments, volcanic activity, and h
All Top News -- ScienceDaily ·
BBC Inside Science
How do we measure time accurately and why is the rotation of the Earth causing problems?
feeds.bbci.co.uk ·