Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

The big thinkers at Aperture examine theories on how the universe is most likely to end.

There’s a mysterious energy quietly influencing your brain. Could it explain where your consciousness originates?

The “horizon” he points to isn’t a doorway to the divine, other scientists say. Yet, modern physics has been trying to answer questions once left to religion.

Trump vows to release Pentagon UFO files; Obama discusses alien life: Movies, online forums to conspiracy theories, why are we fascinated with aliens? The psychology explained ...

The president on Thursday ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

A fluffy cluster of stars spilling across the sky may have a secret hidden in its heart: a swarm of over 100 stellar-mass black holes. The star cluster in question is called Palomar 5. It's a stellar ...

President Donald Trump on Thursday said he would direct the Pentagon and other government agencies to release government ...

An 80% equity portfolio can quietly become 85% or 90% equities after a strong rally. A rough year for stocks can tilt you further into fixed income than you intended. Performance swings, good or bad, ...