Boulder to Brooklyn

Collide-a-Scape
By Keith Kloor
Aug 26, 2009 6:36 AMNov 20, 2019 12:47 AM

Newsletter

Sign up for our email newsletter for the latest science news
 

Well that didn't take long. In the space of a few days, my two year old has gone from watching the fox scamper past our front door to skipping on subway grates.

1 free article left
Want More? Get unlimited access for as low as $1.99/month

Already a subscriber?

Register or Log In

1 free articleSubscribe
Discover Magazine Logo
Want more?

Keep reading for as low as $1.99!

Subscribe

Already a subscriber?

Register or Log In

More From Discover
Stay Curious
Join
Our List

Sign up for our weekly science updates.

 
Subscribe
To The Magazine

Save up to 40% off the cover price when you subscribe to Discover magazine.

Copyright © 2025 LabX Media Group