A startup building artificial intelligence software to speed up and automate scientific research has raised $70 million in a new funding round, the latest sign of investor enthusiasm for using AI in the sciences. The financing for Edison Scientific, announced Thursday, was co-led by Spark Capital, Triatomic Capital and a US-based biotech investor that the company declined to name. Other participants included Google Chief Scientist Jeff Dean and CrowdStrike co-founder Dmitri Alperovitch. The fund