Why are rubies red and emeralds green? Their colors come from the same metal in their atomic structure
The colors of rubies and emeralds are so striking that they define shades of red and green—ruby red and emerald green. But ...
Illuminating the elements under our feet: Laser tool offers insights into plant growth and soil health
A vast field of tall, skinny trees sways in a light breeze. In the future, poplar trees in a scene like this could be a ...