Explore the mysteries of the earth and the universe

The existence of reproductive isolation, so that these situations can not occur, even if there are some individuals of different species sometimes complete the mating, but they generally can not produce offspring, or produce offspring can not continue to reproduce

Summer Insects Speak Ice - Why Insects Do Not Freeze Into Popsicle Sticks In -50°c In The North And South Poles?

Nov 20, 2025

15 Times More Poisonous Than a Rattlesnake! Live Poisonous Spider Black Widow Intercepted By Customs: Bites Can Be Fatal

Nov 21, 2025

Humans And Birds Both Stand On Two Feet, So Why Can Birds Sleep Standing Up But Not Humans?

Nov 23, 2025

Wild Tiger Reappears In Shadow, Rare Scene Captured In Malaysia, How Rare Is This Tiger?

Nov 22, 2025

Extraterrestrial

A Probe That Flew 22.8 Billion Kilometres And Finally Sent Back Pictures That Teach Mankind a Vivid Lesson

Nov 16, 2025

Top Articles

What Would Be Underneath The Sahara Desert If The Sand Was Dug Up?

Life May Not Have Originated On Earth, And There Is Growing Evidence That Life Should Have Originated In Outer Space

Peculiar Crystals Found In Particles Of The Chelyabinsk Meteorite Suspected To Have Been Smashed By a UFO

Why Doesn't All The Water Seep Into The Ground But Stays On The Earth's Surface? How Is The Earth Waterproof?

How Terrible Is The Reproductive Isolation Of Earth's Species? Is There Reproductive Isolation Between Humans And Animals?

Earth

What Would Be Underneath The Sahara Desert If The Sand Was Dug Up?

Peculiar Crystals Found In Particles Of The Chelyabinsk Meteorite Suspected To Have Been Smashed By a UFO

Why Doesn't All The Water Seep Into The Ground But Stays On The Earth's Surface? How Is The Earth Waterproof?

Mount Fuji May Erupt After More Than 300 Years Of 'Sleep'? A Sixth Species Extinction May Be On The Horizon?

500 Trillion Tons! A Comet Is Heading Towards Earth? Scientists: Speed 35,000 Km/h

What Is The Largest Man-Made Lake In China? How Big Is It?

Science

Life May Not Have Originated On Earth, And There Is Growing Evidence That Life Should Have Originated In Outer Space

Why Is The Singularity Of a Black Hole Infinitely Small In Size And Infinitely Dense? Scientists: We'Re Helpless Too

An Object From Outside The Solar System Crashed Into The Earth's Atmosphere In 2014, Research Suggests

What Is The End Point Of The Evolution Of Carbon-Based Life? How Far Away Is Humanity From This Endpoint?

If There Is a Time Machine, Then Why Haven't Humans Come To See Us In The Future?

Japanese Scientists Have Stored 50,000 Tonnes Of Ultra-Pure Water Underground.

Biology

Summer Insects Speak Ice - Why Insects Do Not Freeze Into Popsicle Sticks In -50°c In The North And South Poles?

15 Times More Poisonous Than a Rattlesnake! Live Poisonous Spider Black Widow Intercepted By Customs: Bites Can Be Fatal

Humans And Birds Both Stand On Two Feet, So Why Can Birds Sleep Standing Up But Not Humans?

Wild Tiger Reappears In Shadow, Rare Scene Captured In Malaysia, How Rare Is This Tiger?

Extraterrestrial

A Probe That Flew 22.8 Billion Kilometres And Finally Sent Back Pictures That Teach Mankind a Vivid Lesson

How Long Does It Take For The Sun To Go Out Before Humans Notice It? Will It Be 8 Minutes Or 10,000 Years?

Which Is The 2nd Closest Star To The Sun? What About The 3rd Closest? Take a Look At The 10 Closest Stars To The Sun

How Long Would It Take For Humans To Reach Mars?

Why Have No Advanced Civilizations Visited Earth? Perhaps In Their Eyes, Humans Are Just Ants

Mysterious Circles Have Appeared In The Universe And Scientists Don't Know How To Explain It... Is It The Emergence Of An Advanced Civilisation?