M87*'s Event Horizon Image. One Year Later

M87* One Year Later: Proof of a Persistent Black Hole Shadow

A new study finds that the number of words in the US federal tax code has swollen by 70% since the 1990s, and is currently more than 4 million words; Americans now spend about 1.5 billion hours a year filing their tax returns.

Rewriting Prehistory: Shiyu Site Unveils 45,000-Year-Old Technological Wonders