Recomendo

Jurassic sounds / Free Utilities / China travel tip

Recomendo - issue #535

Listen to a Jurassic forest

Scientists have reconstructed what a Jurassic forest might have sounded like 165 million years ago, and the one-minute audio is a really cool soundscape to imaginatively step into. They created it by analyzing and modeling the sound-producing structures preserved in 20 fossil insect wings from nine species that lived together in what is now Inner Mongolia. It’s a diverse chorus of low trills and high-pitched chirps, and I wish I could loop it all day as background noise. — CD

Inexpensive exercise headphones

If I’m doing vigorous exercise, my earbuds fall out. I didn’t want to spend a lot of money on a second pair, so I bought these inexpensive Joywise Bluetooth headphones . They are wireless, have loops that fit around the ear, and are connected to each other with a wire. Unlike most small earbuds, they charge via USB-C directly rather than in a case.…