Many of us need to share where we were on 9/11, and telling our story may be the best way for us to heal.

Thanks, New Horizons. You're our favorite deep-space, Pluto-passing probe.

Researchers are looking for signs of life in different places: in their destruction, like that of a nuclear apocalypse.

Mental effort is contagious. 

Eat lean meat, eggs, and seafood, if that's what you want. But remember the bulk of your diet should be vegetables, fruits, whole grains, beans, lentils, nuts, and seeds.

The sleep of reason brings forth monsters. So does the sleep of imagination. 

Dark matter makes up the vast majority of mass in the Universe, and most of it is unknown. But not all of it. “A cosmic mystery of immense proportions, once […]

If there’s only one Higgs, no unexpected decays and no new fundamental, heavy particles, it might all be over. “There is nothing new to be discovered in physics now. All […]

Elon Musk says nuking Mars would get it nice and toasty for humans. Is that really within the realm of possibility?

The obvious answer is yes, of course. But they often do not show it.

Researchers hope training machines to the test will allow for advances in imbuing software with basic common sense.

Words of wisdom from writer, producer, and actor Rod Serling: "It is said that science fiction and fantasy are two different things. Science fiction is the improbable made possible, and fantasy is the impossible made probable."

Hillary Clinton continually tweaks her public image, but there is a greater cost to not knowing who you are: We don't know, either. 

It's good to know that a shift in thinking can help us to combat the effects these images hold over us, but it's difficult to maintain this forever.

It took a 160-strong response team of paramedics, firefighters, and rescue workers to get the chaotic scene under control.

Getting past your feelings is the first step to overcoming life’s problems. Wallowing in your emotions only holds you back.

The short answer: Fear inhibits our natural compassionate instinct.

Leaders at the Federal Reserve will meet later this month to discuss potential rate hikes that have most experts and economists split.

It happened 500 years ago — and again in the 19th century.

Work isn't life, but it is certainly not in a company's best interest to de-prioritize itself for the sake of its workers. What's the solution?