Einstein was right: testing the theory of relativity using quasars
Scientists have observed time dilation in the variability of quasars, an effect predicted by Einstein's theory of relativity.
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How do scientists know whether to trust their results?
by Salvador Balkus
Collectively, scientists conduct a lot of experiments. Whether they study addiction, air pollution, or animal populations, most basic scientific experiments have one thing in common: data.
To perform an experiment,…
Our Genes are Not Our Destiny: “Smart Genes” have Tiny Effect on Schooling
Scholastic success cannot reliably be predicted by snippets of genetic code. [Image: ‘School’ from Paradox 56 under a CC BY-NC-ND 2.0 license]Headlines touting a recently discovered link between particular snippets of DNA and academic success…