subtle
Oh Say Can You See Subtle Details?
Different people have differing aptitudes for observing small changes and particular features. Learn more about your ad choices. Visit megaphone.fm/adchoices
Subtle Ancient Footprints Come to Light
Ground-penetrating radar can detect tiny density differences that lead to images of ancient footprints impossible to discern by eye. Learn more about your ad ch…
Heat ID'd as Subtle Cause of Rockfalls
Rockfalls without an obvious cause (like an earthquake or expanding ice) may be due to hot daily air temperatures expanding small cracks in cliff faces. Learn m…
The Subtle Art of Not Giving A Fuck with Mark Manson
We love the word fuck, so that's what turned our heads when we saw this book. But the key word is subtle. We have to care about some things but we need to be mo…





