1964 cosmic background hiss Big Bang evidence

A faint radio hiss became evidence for the Big Bang

In 1964, radio astronomers found a faint signal coming from every direction in the sky. Its temperature was only about 3 kelvin, and it matched predictions for leftover radiation from the early universe. The mysterious hiss became major evidence for the Big Bang.

Britain gave a trading company powers normally reserved for governments

The English East India Company began as a commercial enterprise, but royal charters granted it extraordinary authority overseas. In territories under its control, it could administer justice, maintain armed forces, mint money and negotiate with other powers. A private company could therefore operate simultaneously as a merchant, military force and government.

Locke argued that animals can remember

John Locke said animals, including oysters and cockles, can perceive and remember. He distinguished those abilities from abstract reasoning, which he saw as specific to humans. In his view, minds differ by degree across species rather than being an exclusively human capacity.

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1964 cosmic background hiss Big Bang evidence

A faint radio hiss became evidence for the Big Bang

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