The chemical element helium was discovered on the Sun before Earth via spectral analysis in 1868.
A rare âsapphire hawkâ in Colombia hunts at sunset. Its wings shimmer blue like a gemstone.
Lake Hillier in Australia turns pink once a year! Biologists determined itâs due to Dunaliella salina algae releasing pigment in the salty water.
Climate data indicates a 10% rainfall decrease in the Mediterranean since 1900.
Mysterious âblack sailsâ in the sea off Chile are penguin flocks. They swim together, creating dark patches.
The worldâs largest flower, rafflesia, smells like rotting meat. Found in Indonesiaâs jungles, it weighs up to 10 kg, and its stench attracts flies for pollination. Locals call it the âcorpse...
The worldâs longest tunnel, the Gotthard Base Tunnel in Switzerland, is 57 km long. It runs under the Alps, with trains speeding through at 250 km/h. Construction took 17 years and cost $12 billi...
Sea urchins regulate coral reef growth by eating algae, as confirmed by ecological studies.
The smallest country in the world, Vatican City, spans just 44 hectares. But it holds more art per square meter than anywhere else! For example, the Sistine Chapel, with its ceiling painted by Mich...
Have you heard the sand in the Namib Desert make music-like sounds when walked on? Researchers found this is caused by the vibration of sand grains creating an acoustic effect.
Greenlandâs ice sheet contains air bubbles preserving climate data from 100,000 years ago.
Archaeologists discovered traces of 7,000-year-old wheat in Turkey, proving early agriculture in the region.
In India, the Karni Mata Temple houses thousands of rats, considered sacred. Visitors walk barefoot and even eat food touched by the rats, believing it brings luck. Accidentally stepping on a rat i...
In 2023, scientists âheardâ a black holeâs signals for the first time. Using telescopes, they detected gravitational waves that sound like a low hum. This discovery confirmed Einsteinâs the...
In 2004, an underwater volcano in the Indian Ocean was found that erupts every 5 minutes. Located 2 km deep, it creates new islands from lava. Scientists call it the most active volcano on the plan...
Greenlandâs glaciers lose 280 billion tons of ice annually, measured by the GRACE satellites.
Climate data shows that Earthâs average temperature has risen by 1.1°C since pre-industrial times.
Sea turtles lay up to 100 eggs at a time, counted in long-term observations.
The Antarctic ice sheet contains climate records from the last 800,000 years, analyzed by scientists.
Dragonâs blood trees in Madagascar release red sap! Biologists found the red color comes from pigments that protect the tree from pests.
Genetic studies show that humans and chimpanzees diverged about 6-7 million years ago.