In Sweden, there’s an ice hotel in Jukkasjärvi village that gets rebuilt every year. It’s entirely made of ice and snow, including beds and the bar, with temperatures inside never rising above...

The Hubble Space Telescope detected galaxies 13 billion light-years from Earth.

Humpback whales use bubble nets for hunting, releasing rings of bubbles to trap fish, as demonstrated by studies.

Quantum superposition allows particles to exist in multiple states simultaneously, proven by experiments.

The largest library in the world, the Library of Congress in the US, holds over 170 million books. If you read one book a day, it’d take 465,000 years to read them all! They even have books the s...

Japan invented a maglev train that reaches 603 km/h—the fastest train in the world! It floats above the tracks using magnets. Passengers say riding it feels like flying at low altitude.

Sea lions have a memory that allows them to recognize simple symbols over years, as shown by tests.

Adélie penguins have adapted to Antarctica’s cold by regulating heat through a fat layer.

Kilauea volcano in Hawaii erupts with about 250,000 cubic meters of lava per day during active phases.

In 1900, the Antikythera Mechanism, a 2,000-year-old ancient computer, was found in Greece. It predicted the movement of stars and planets with incredible accuracy. Scientists are still amazed at h...

The Milky Way galaxy contains 100-400 billion stars, as determined by astronomical surveys.

In 1977, scientists detected a space signal known as the Wow! Signal, lasting 72 seconds! Studies suggest it was likely comet radiation.

In Indonesia, Komodo dragons on an island hunt prey as large as buffalo. These lizards weigh up to 90 kg and can smell blood from 5 km away! Their bite is venomous, and they patiently wait for thei...

The James Webb Space Telescope detected water in the atmosphere of exoplanet K2-18b in 2023.

Ice cores from the Arctic show that CO₂ levels never exceeded 300 ppm before the industrial era.

In 1971, the USSR launched the world’s first orbital station, Salyut-1. Cosmonauts lived on it for 23 days, conducting experiments. But during reentry, their capsule depressurized, and the entire...

The chemical element gold forms from neutron collisions in stars before their supernova explosions.

Studies show that coral reefs lose 14% of their area annually due to rising ocean temperatures.

The largest animal migration in the world is the Arctic tern’s flight. They fly 40,000 km each year from the Arctic to Antarctica and back. These birds see more sunlight than any other creature o...

Mauna Loa volcano in Hawaii releases sulfur gases affecting global climate, measured by NASA.