This week, it looks like the long "crypto winter" has come to an end, with Bitcoin up over 160% since the start of last year. Author Jeff Wilser interviews experts about what investors can learn from the last bear market. And parts of the U.S. finally saw snow this past week after a record 700-day snow drought in the northeast. Senior writer Adele Peters explains what the long term trends mean for a future of wetter and browner winters.