Signatures

• NASA's Perseverance rover has detected organic carbon molecules in rocks located on an ancient Martian riverbed that flowed billions of years ago. • This discovery complements previous findings by the Curiosity rover in the Gale crater, meaning organic-bearing mudstones have now been identified more than 2,000 miles apart. • While these signatures are potential indicators of ancient microbial life, scientists caution that they do not yet provide definitive proof of biological activity.

Authorities investigate leak of 2.9 million voters’ details, adding to turmoil around independence pushAlberta separatists have delivered more than 300,000 signatures to elections officials in western Canada, in support of their attempt to force an independence referendum in Canada’s oil-rich province.But the effort stumbled immediately as a separatist-linked group posted the personal data of nearly three million residents online in one of the largest data breaches in Canadian history, fomenting fears of a possible political interference crisis. Continue reading...

Proposal for a one-time 5% tax on billionaires in the state is opposed by Silicon Valley tech titans and Gavin NewsomProponents of a proposal to levy a one-time tax on California billionaires say they’ve gathered enough signatures to place the measure on the ballot in November.The campaign says it has collected more than 1.5m signatures, according to a statement. Continue reading...

• CMS issued a final rule on March 23, 2026, standardizing electronic health care claims attachments and electronic signatures to replace fax and mail with digital submissions like notes, images, and reports. • The rule excludes prior authorization attachments and takes effect May 26, 2026, with compliance required by May 26, 2028 for covered entities. • This administrative simplification aims to reduce provider burden and improve efficiency in claims processing across US healthcare systems.