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20 Years of Discovery: How Has the Periodic Table Changed Over Time?
The periodic table organizes chemical elements based on atomic weight, electron configurations, and chemical properties, ...
Why are rubies red and emeralds green? Their colors come from the same metal in their atomic structure
Even though emeralds and rubies are very different colors, they both have the same secret ingredient in their atomic ...
ScienceAlert28d
Scientists Found Signs of a Hidden Structure Inside Earth's Core
Earth's inner core may actually have two distinct layers. (alexlmx/Canva Pro) "We found evidence that may indicate a change in the structure of iron, which suggests perhaps two separate cooling events ...
Bulletin of the Atomic Scientists1mon
Join us for the 2025 Doomsday Clock Announcement
On January 28 th, the Bulletin of the Atomic Scientists will reveal the 2025 Doomsday Clock time at the United States Institute of Peace in Washington, DC. The announcement will occur during a live, ...
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Periodic Graphics
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