The Ruby-throated hummingbird is a small bird that’s bright green in color. Look out for males’ signature splash of red.

Hummingbirds are naturally attracted to red and orange colors, but why use a feeder when you can plant stunning flowers in ...

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.

A new study led by Brown University researchers shows how a water-rich mineral could explain the planet’s color, hinting at a wetter, more habitable past on the Red Planet. PROVIDENCE, R.I. [Brown ...

Selena Gomez is looking absolutely fire, literally. On Tuesday, the Rare Beauty founder stepped out in London looking red-hot in an monochromatic ensemble. From her lipstick to her toes ...

“It seems that everything in America today has to become a political issue and then immediately has to be chosen to be a conservative red-state issue or a liberal blue-state issue,” Hubly said. YOU ...

Lebanon, Pa., June 25, 2010. (AP Photo/Gene J. Puskar, File) Updated [hour]:[minute] [AMPM] [timezone], [monthFull] [day], [year] The U.S. Food and Drug Administration banned the dye known as Red 3 ...