$$\rho(X_i) = \frac{1}{m-1} \sum_{\substack{j=1 \\ j \neq i}}^m \text{CORR}(R_i, R_j),$$ ...

After testing live video features in the fall, newsletter platform Substack announced on Tuesday that it is now making livestreaming available to all publishers. This new feature allows creators ...

Substack recommends a few uses for the feature, like collaborating with others on the platform or sharing “AI-generated clips” encouraging viewers to subscribe to their substack. A weekly ...

Ex-CNN anchor Jim Acosta promoted his new Substack account following his exit from CNN, describing the move as a “new venture” for him. Acosta announced his departure from CNN during the final ...

Acosta took to Substack and his social media account X on Tuesday to announce his last day at CNN and said "I want to jump on Substack Live, here for a moment and say welcome to my new venture.

Two things broke this dynamic. First, Substack was built from scratch and declared upfront it was going to be a free speech platform from the start and they came under intense pressure from the ...

Joe Aston becomes one of the first big-name journalists in Australian media to attempt a US-style independent venture, with ...

“Rather than anti-Trump, the founders [former Washington Post columnist Jennifer Rubin and former White House ethics czar Norm Eisen] describe their venture as pro-democracy. They said they have ...