With blue ghost firefly mating season almost upon us, here's how to get tickets to the yearly tour, information on the ...

"Omg the way the fur baby runs away," one user said. Another added: "Why are German shepherds all the same scared of something smaller." ...

Blue-and-yellow macaws (Ara ararauna) form part of the biodiversity of the Amazon basin, the world's biggest biome ...

These frogs, found in the Maycu Nature Reserve, have “blue” bones and “smooth” skin ... These eels, known for their “large” teeth and “dark brown” coloring, were found in brackish waters and are ...

Scientists are homing in on the nature of a mysterious force called dark energy, and nothing short of the fate of the universe hangs in the balance. The force is enormous — it makes up nearly 70 ...

Dark energy, the mysterious force thought to be driving the ever-faster expansion of the universe, appears to be changing over time, according to new observations released Wednesday. If dark ...

Dark energy makes up roughly 70% of the universe, yet we know nothing about it. Around 25% of the universe is the equally mysterious dark matter, leaving just 5% for everything that we can see and ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. New results from the Dark Energy Spectroscopic Instrument (DESI) suggest that the unknown ...

Dark energy, the mysterious force thought to be driving the ever-faster expansion of the universe, appears to be changing over time, according to new observations released Wednesday. If dark energy is ...

Dark energy is one of the most mysterious features of our universe – we don’t know what it is, but it controls how the universe is expanding, as well as its ultimate fate. Now, a study of ...

Have you ever stood by the sea and been overwhelmed by its vastness, by how quickly it could roll in and swallow you? Evidence suggests that we are suspended in a cosmic sea of dark matter, a ...

"Blue balls" is a slang term for a medical condition called epididymal hypertension. This condition occurs when prolonged sexual arousal without ejaculation causes fluid to build up in the testicles.