I tested ChatGPT vs Perplexity for shopping research — one saved me real money

In my pursuit of new things to buy, I pitted ChatGPT against Perplexity in a battle of which AI tool could prevent me from ...

I've tested a lot of hydration packs—this one surprised me

The Pingora Impulse is a lightweight, fast-access hydration pack that kept up on long winter hikes—and made me rethink my ...