Yes, streaming, just like Netflix and Hulu. Not all of these live TV streaming services include VH1 in their channel lineups, but some do, and their VH1 live streams make them great answers to the query in our title: how to watch VH1 without cable.
Cable channels YouTube TV doesn't offer Viacom channels such as Comedy Central, BET, MTV and VH1. AT&T TV Now's $65 per month deal includes many of those, as well as MTV, Nickelodeon, Nick Jr. and VH1. In terms of cable news, YouTube TV includes CNBC, CNN, Newsy, Fox News and MSNBC.