Technology stocks have been dropping since the November tech top blew off. Valuations are still elevated despite declines in mega-cap tech names. See more here.
Jeff Bezos has backed anti-aging startup Alto Labs, which has recently hired former chief scientific officer of GlaxoSmithKline Hal Barron as its CEO.
The researchers hope to use the estimate to figure out the mystery of how supermassive black holes came to be.