Explore the mysteries of the earth and the universe

The hermaphroditic characteristics of the spotted hyena are completely opposite to those of humans, so is the social system of the spotted hyena also opposite?

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

Mar 24, 2025

Can a Pangolin Fight Off a Swarm Of Marching Ants? Why?

Apr 20, 2025

If An Owner Dies In His Home, Will The Dog Eat The Owner's Body? Why?

Apr 18, 2025

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

Apr 07, 2025

Extraterrestrial

Satellite Lost For 46 Years Sends Signals To Earth Again, But People Are Not Happy

Apr 23, 2025

Top Articles

On a More Macroscopic Level, Could The Solar System Be An Atom?

How Fast Is Mach 1? How Many Kilometres Per Hour Is It Equivalent To?

It Looks Beautiful, But It's Actually Deadly - What Is The 'Antarctic Icicle Of Death' All About?

Once The World's Largest 'Eye In The Sky', It Sent Telegrams To Aliens, Now It's a Dumping Ground

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

Earth

It Looks Beautiful, But It's Actually Deadly - What Is The 'Antarctic Icicle Of Death' All About?

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

Earth Could Enter a "Chaotic State" In The Future, Study Suggests

Humans Can Not Walk The Earth? Scientists: Astronauts Flying In Space For 6 Months, The Amount Of Bone Loss Is Amazing

How Was The World's First Man Born When There Was No Man On Earth Billions Of Years Ago?

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

Science

On a More Macroscopic Level, Could The Solar System Be An Atom?

How Fast Is Mach 1? How Many Kilometres Per Hour Is It Equivalent To?

Once The World's Largest 'Eye In The Sky', It Sent Telegrams To Aliens, Now It's a Dumping Ground

If The Earth Shrank To The Size Of An Electron, How Big Would The Universe Be?

Exploring The Limits Of Physics, What Is The Smallest Matter In The Universe?

Five Signs That Mankind Is Witnessing Its Own Evolution, As It Never Stops

Biology

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

Can a Pangolin Fight Off a Swarm Of Marching Ants? Why?

If An Owner Dies In His Home, Will The Dog Eat The Owner's Body? Why?

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

Extraterrestrial

Satellite Lost For 46 Years Sends Signals To Earth Again, But People Are Not Happy

Three Billion Years Ahead Of Time! The Hubble Telescope Has Discovered That The Andromeda Galaxy Has Hit The Milky Way

Nasa Finds Junk On Mars When It's Clearly Empty: A Shiny Piece Of Metal Embedded Between Rocks

Voyager 1 Has Flown 22.8 Billion Kilometres Away, How Did It Manage To Send Its Signal Back To Earth?

There Are No People On The Moon, So Why Are There Over 180 Tonnes Of Rubbish And Where Did This Rubbish Come From?

What Is So Special About Gliese 581g, Thought To Be The Most Earth-Like Exoplanet Known?