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Scientific Method Evolves

There is no scientific method. There are customary procedures that depend on the field; these are subject to mutation and artificial selection.

More Cosmic Fine-Tuning Found

The Anthropic Principle refuses to go away. The mass of the light quark adds to finely tuned factors that make the universe life-supporting.

China Celebrates Non-Discovery of Dark Matter

A huge dark matter detector in China celebrated the publication of its first results: nothing.

Archive Classic: State of the Cosmos 2005: Alan Guth Explains Inflation

As Alan Guth rises to prominence this year for his inflation proposal, it might be useful for readers to see what he said about it in 2005.

Young Galaxy Mature for Its Age

Remote galaxy that should be young looks well-behaved and mature, "truly surprising" astronomers.

Jewish Radio Host Takes on Atheist Cosmologist

A popular radio talk show host held his own against a PhD cosmologist who argues the universe came from nothing.

Is Star Formation Understood?

Astronomers often speak with apparent confidence about regions of active star formation in nebulae or galaxies. A look at the fine print, however, shows plenty of wiggle room when observations don’t quite match theory.
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