Science
Discoveries, experiments, and the natural world
Sharks Are Older Than Trees by 100 Million Years
Sharks have been swimming in Earth's oceans for over 400 million years, while trees only appeared around 350 million years ago. These ancient predators survived multiple mass extinctions that wiped out dinosaurs.
By Dr. Maya Torres
Tardigrades Can Survive in Space for 30 Years
These microscopic "water bears" can withstand the vacuum of space, extreme radiation, and temperatures from near absolute zero to 300°F. They're virtually indestructible.
By Dr. Maya Torres
Trees Can Talk to Each Other Through Underground Networks
Forests have their own internet made of fungal networks that connect tree roots, allowing them to share nutrients, water, and even warning signals about threats.
By Dr. Maya Torres
Why Does Hot Water Freeze Faster Than Cold Water?
The Mpemba effect is one of the most counterintuitive phenomena in physics — under certain conditions, hot water can actually freeze faster than cold water.
By Dr. Maya Torres
Bananas Are Naturally Radioactive
Bananas contain potassium-40, a radioactive isotope. You'd need to eat about 10 million bananas at once to get a lethal dose of radiation.
By Dr. Maya Torres
A Teaspoon of Neutron Star Weighs 6 Billion Tons
Neutron stars are so incredibly dense that a single teaspoon of material would weigh about as much as Mount Everest.
By Dr. Maya Torres