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19048
I seem to be missing something when I read articles that refer to the immense pressures at Earth’s core. If the source of gravity is mass and there’s equal mass in all directions at the core, then the core should be suspended in zero gravity. It’s very frustrating for me to get this wrong. Glenn […]
- Earth
Earth’s inner core could include silicon
Laboratory experiments investigating the crystal structure of iron-silicon alloys at high temperatures and pressures may yield new insights into the mineral composition of Earth's core.
- Animals
Hanging around Mom’s web helps everybody
For nearly grown spiderlings, lingering in their mother's web instead of setting off on their own turns out to be a boon for the mom, as well as themselves.
