The night sky looks empty. It isn’t. There are thousands of satellites up there right now, along with a great deal of debris, and almost none of us give them a...
Personal hygiene is important. That includes washing your feet on a regular basis. But from now on, not a single drop of soap will touch your weary hooves. How soon...
Under extreme circumstances, humans can often pull together to overcome great odds. But when confined in a tight space with each other, well, we may not be at our finest...
From blockbuster movies to simplified lessons in school, many of us have been taught ideas about space that are not entirely true. Some of these myths are harmless...
Welcome to the Qinghai-Tibet Plateau, the “Roof of the World.”It’s home to the world’s tallest mountain, Mount Everest. But also the longest, deepest canyon on the...
In 2018, the Earth had about 1,730 billion barrels in crude oil reserves, with oil companies pumping out about 94.7 million barrels each day. The Wall Street Journal...
Congratulations, you’ve taken the seven-month-long journey and have landed on Mars. And it turns out, you’re the first person. Better start getting the human...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Take a look at the two most popular energy sources around the world. Oil. Coal. Dirty. Scary. By some estimates...
This rogue star has been traveling the Universe. And now, it’s finally entering our Solar System. But this isn’t just any regular star. It’s known as a...
Are you tired of cramped city-living? Then anti-gravity might be for you! Do you want to soar effortlessly over traffic jams, while the drivers below you lose their...
This is no Simba. Unlike the song, this lion is not sleeping tonight. Instinct kicks in, and you begin to run, but even the fastest human on Earth, Usain Bolt, with his...
Most insects are harmless, and many play an important role in the environment. But a small number possess painful stings, toxic venom, or defensive chemicals that can...
Crocodiles are among the most dangerous predators on Earth, and their appearance alone tells you why. With enormous jaws, powerful muscles and the ability to attack from...
It sounds like science fiction, but imagining a collision between Jupiter and a black hole helps reveal just how delicate our Solar System really is. Space is not empty...
The Solar System is far more diverse in size than it appears from Earth. From tiny rocky worlds to massive gas giants, each planet differs dramatically in scale. To...
Slavery, America’s original sin, was outlawed by President Lincoln on New Year’s Day in 1863. But the repercussions of this brutality and dehumanization...
Volcanos, the ultimate natural force of destruction. They’re unforgiving, uncompromising and unstoppable. About 1,500 volcanoes around the world are considered to be...
Imagine watching an asteroid plunge into the middle of the Atlantic Ocean. Scientists knew it was coming because a powerful infrared telescope had detected the object in...
What could be the most brutal way for an insect to die? Being struck out of the air by a predator? Snatched in a split second by a reptile’s tongue? Or something far...
Proxima b is very promising. It orbits a red dwarf star called Proxima Centauri in a system with three stars in it. Proxima Centauri is small. It only has between 7.5%...

