Science.
Quick Hits
10 random key ideas.
1.
Humans have evolved in the last 50,000 years, just not into a new “species.”
2.
Quote:
- Copernicus.
- 1543.
From History:
Meaning:
Nicolaus Copernicus judged ideas not by tradition or authority, but by how well they fit the evidence.
4.
The awareness of personal mortality likely emerged gradually in the genus Homo, becoming probable by the time of Homo heidelbergensis and unmistakable in Neanderthals and early Homo sapiens.
5.
Quote:
- Carl Sagan.
- circa 1980.
Meaning:
We are not separate from the universe—we are expressions of it, linked by matter, chemistry, and atoms.
7.
Article summary:
Evolution is the gradual change of life over generations through variation, inheritance, and natural selection, shaping the diversity of species on Earth.
8.
Quote:
- Max Planck.
- circa 1900.
From History:
Meaning:
Breakthroughs often occur when conviction gives way to honesty.
9.
From History:
The Sentinelese show that the modern human brain was fully evolved by at least 50,000 years ago.
10.
The farthest thing we can observe isn’t an object at all, but the universe’s oldest light. The Cosmic Microwave Background.
Done. Refresh for another set.
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(c) 2025-2026 TouchstoneTruth.
Content and coding by Michael Alan Prestwood.
(c) 2025-2026 TouchstoneTruth.
Content and coding by Michael Alan Prestwood.
