Also known as "mud rain" the unusual phenomenon will soak parts of Spain and Portugal as dust from Africa merges with an approaching storm.

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 ...

Typical symptoms of babesiosis include fever, chills, sweating, muscle aches and pains, as well as swelling of the liver and spleen and having a low level of red blood cells in the body.

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 ...

One of the videos of the rare sight that garnered over a million likes on Instagram showed tourists watching blood-red rainwater flow down the island, dubbed “rainbow island” due to its ...

The mysterious force called Dark Energy, which drives the expansion of the Universe, might be changing in a way that challenges our current understanding of time and space, scientists have found.

Evidence suggests that we are suspended in a cosmic sea of dark matter, a mysterious substance that shapes galaxies and large structures in the universe but is transparent to photons, the carriers ...

Katy is Managing Editor at IFLScience where she oversees editorial content from News articles to Features, and even occasionally writes some.

Researchers injected the stem cells from frequent donors and found they were more effective at producing red blood cells than the stem cells from those who did not donate as frequently.

A “Blood Moon” will bathe a large swathe of the world in red light on Thursday night during a rare total lunar eclipse. Skygazers will be able to witness the celestial spectacle in the ...

Darker red blood in the stool usually means bleeding in the higher part of the colon. Dark or tar-like stool can also indicate bleeding in the stomach. Your healthcare provider may want to run tests ...