michaelmalak writes: The Colorado Senate President Pro Tempore, Kerry Donovan, is the prime sponsor of SB21-132,
Digital Communications Regulation, which if passed, would fine websites $5,000 per day as a class 2 misdemeanor if they “allow” user comments that: “…promote hate speech; undermine election integrity; disseminate intentional disinformation, conspiracy theories, or fake news; or authorize, encourage, or carry out violations of users’…
Tag: class
What is a quasar?
A quasar is an extremely bright and distant point-like source visible to radio telescopes. The source is a so-called Active Galactic Nucleus, fueled by a supermassive black hole. Source: https://earthsky.org/astronomy-essentials/definition-what-is-a-quasar…
Cosmic ray originated in cataclysmic event
Astronomers found a high energy neutrino – a cosmic ray – that apparently originated during a “tidal disruption event,” that is, when a supermassive black hole shredded a distant star. Source: https://earthsky.org/space/origin-cosmic-ray-when-black-hole-shreds-star…
Nearby black hole Cyg X-1 more massive than thought
New research suggests that the famous black hole Cygnus X-1 – first black hole ever detected and one of the closest to Earth – is farther away and much more massive than previously believed. Source: https://earthsky.org/space/cygnus-x-1-black-hole-more-massive-farther…
Scientists claim that all high-energy cosmic neutrinos are born by quasars
Scientists of the P. N. Lebedev Physical Institute of the Russian Academy of Sciences (LPI RAS), the Moscow Institute of Physics and Technology (MIPT) and the Institute for Nuclear Research of RAS (INR RAS) have studied the arrival directions of astrophysical neutrinos with energies more than a trillion electronvolts (TeV) and came to an unexpected conclusion: all of them are born…
Did Facebook Inflate Its Advertising Metrics?
Business Insider reports:
Facebook executives knew for years its “potential reach” advertising metric was inflated and overruled an employee warning to adjust it to avoid a revenue hit, plaintiffs of a lawsuit against the social media giant argued in an unredacted court filing. Gizmodo writes:
In a nutshell, this class action suit, which was first filed back in 2018, alleges that Facebook massaged…
Mount Etna erupts
Italy’s Mount Etna, one of the world’s most active volcanoes, has erupted twice in less than 48 hours, spewing a fountain of lava and ash into the sky. Source: https://earthsky.org/todays-image/mount-etna-erupts-feb2021…
Electrons living on the edge
Scientists at the University of Tsukuba demonstrated the possibility of electrons moving as if they were massless when certain materials called “topological insulators” are irradiated with laser beams. This work may lead to a new class of highly efficient electronic devices and photonic crystals. …
Ford Plans for All Cars Sold in Europe To Be Electric by 2030
Ford has pledged that all of its cars on sale in Europe will be electric by 2030, in the latest move by the world’s biggest auto manufacturers to set out plans to move away from polluting internal combustion engines before looming bans on fossil-fuel vehicles across the world. From a report: The US car giant said on Wednesday that it was…
Our interview with 5-time NBA All-Star Chris Webber about his Sports Activism online course, new on Coursera
By Shantelle Williams-Valadié, BOLD ERG Chair and Associate Director, University Partnerships, Coursera In the 1968 Olympics, medalists Tommie Smith and John Carlos punched defiant fists into the summer air, decrying oppression of Black communities in the country whose colors they wore on their tracksuits. The act seized the world of sports and was widely condemned […]
The post Our interview with 5-time…