4 ms·
I do not really believe in the radiation signature, but because photosynthesis preferentially fixes the unstable isotope of carbon, the smell of freshly cut gra
by whatshisface 4y ago
I do not really believe in the radiation signature, but because photosynthesis preferentially fixes the unstable isotope of carbon, the smell of freshly cut grass would technically have a newer carbon date than plain air.
- lupire 4y agoMore directly, you could make a crop circle and measure it and compare to a discovered crop circle.