David Schwartz jokes his retirement caused the 20% rally. Real drivers: $46M XRP ETF inflows and regulatory clarity.

The key idea is simple: Spark doesn’t move bitcoin on-chain between users. It replaces who holds the valid authorization to ...

Math teacher Emma Chiappetta uses a three-round exercise to help students not only recognize their errors, but also generate ...

Does string theory—the controversial “theory of everything” from physics—tell us anything about consciousness and the human ...

A couple weeks ago, a one-time check for $90 from the Social Security Administration showed up in my checking account. I wasn’t totally sure what that was all about, but I had a pretty good idea.