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Category: News

Van Gogh’s Starry Night may show the sky of July 1889, study argues

A study matches Van Gogh's The Starry Night to the predawn sky of about 22 July 1889, a month after its usual date. What the evidence shows, and the catch.

Diamond-rich kimberlites hold wetter olivine, hinting at faster ascent

Across 32 kimberlites, most diamond-rich pipes held olivine with over 40 ppm water. A new study ties this to faster-rising magma, but the exceptions matter.

Uranocenium isolated: uranocene’s missing cation, 58 years on

Chemists isolated uranocenium, the +5 cation of uranocene, a uranium sandwich first made in 1968. Its bonds barely shrink, and the team explains why.