Butterflies have good eyesight within 10-12 feet, but any farther, things look blurry. They also must rely on ultraviolet colors (invisible to the human eye) to find mates and the right flowers. nudes
The James Webb Telescope found ancient quasars powered by massive black holes from 13 billion years ago in isolated regions, challenging growth theories. Their rapid formation with limited surrounding material raises questions about black hole evolution
Tumbleweeds originated in Russia and Siberia and they were brought to the United States in the 1870s, hidden among imported flax seeds. It only took 20 years for the plants to spread throughout the western United States and parts of Canada.
The DESI project traced cosmic structure growth over 11 billion years, validating Einstein’s gravity at large scales and refining dark energy models. It also set new limits on neutrino mass. Using data from 6 million galaxies, DESI creates the most pre