The brilliant red, orange, or yellow color of shrub branches is due to concentrations of pigments like anthocyanin, which some believe provide protection for next year’s buds from the intensity ...

With its iconic rusty hue, Mars has long been called the red planet. Now, scientists may have discovered the potential source of that distinctive coloring, overturning a popular theory in the process.

In particular, the team found an unexpected rotational motion of stars within many of these dwarf galaxies. The scientists reached these findings while studying stellar motion in 30 UDGs in the ...