Discover surprising science, unexplained phenomena, materials, history, nature and fascinating facts that reveal how the world works.
40,619 published items in this category and its subcategories.
Coming here, at 10:45 am on June 21, if you look out the window, you will see a ring of glowing fire appear in the middle of the sky. It is the annular eclipse - the fir…
A giant asteroid about 1/7 the size of the Moon surprised astronomers with its special history.
Inside the neutron stars is the 'noodle nucleus' - an unusual state of matter, consisting of subatomic particles called quarks.
Amateur photographers find out the flight information of the International Space Station (ISS) and then use a regular camera to capture a unique moment.
Crocodile is a reptile living underwater. Thanks to their large size, strong jaws, they are one of the most feared predators on Earth.
American historian and photographer Paul Koudounaris, also known as the relic hunter
Historically, in addition to the Vikings, Roman or Japanese Samurai warriors, the Flying Cavalry Winged Hussars are also the army with terrible power on horseback.
The researchers found an unusually large structure of dense hot rock hidden deep within the Earth, below the Pacific Ocean.
Heavy water is water containing a higher proportion of deuterium isotopes (deuterium), either deuterium oxide, D2O or ²H2O, or deuterium protium oxide, HDO or H¹H²O.
About 445 million years ago, about 85% of the marine life on earth then disappeared after a geological event. This is considered a mass extinction in the Ordovician peri…
Passengers should continue to wear their seat belts because the aircraft may still encounter certain hazards on the way to the station after landing.
Traces of sharp objects found at the Fa-Hien Lena cave have revealed, they are likely the arrowheads used by ancient people to hunt.
Photographs taken by the New Horizons spacecraft show stars seem to be in a different position than when viewed from Earth.
We must be no strangers to the small dents on the surface of a potato, often called the 'eye'. However, have you ever wondered why potatoes have eyes, or why they are ca…