Tap here to turn on desktop notifications to get the news sent straight to you.
Giovannis Fish Market
Fish Market Buys Freedom For Fred The 70-Pound Octopus
The market owner won't sell octopus products after playing hide-and-seek with a friendly cephalopod.
FatCamera via Getty Images
Did A Viral Study 'Prove' Dogs Are Smarter Than Cats? Not Quite.
"We cannot (and do not) make any claims about how intelligent they are."
nesterovsmith via Getty Images
Ravens Are Ridiculously Smart, Seem To Be Able To Plan For The Future
Respect the raven.
When Animals Teach, It's Special
Author and host, 'Saving the Ocean' on PBS
Like toolmaking, teaching was once thought to be an exclusive capacity of the human mind. It's not, but teaching is rare, and teachers are an elite group.
Patti Truesdell/Detroit Zoological Society
Bear Known For Lounging Shows She *Nose* Computers
Who knew bears were so brainy?
These Birds May Rival Chimps In Their Intelligence
When it comes to the brain, bigger isn't always better.
Up Close With a Very Smart Orangutan at the Indianapolis Zoo
Regina Fraser and Pat Johnson
The Grannies on Safari
Credit: Getty Images
Apes May Be Much Closer To Human Speech Than We Realized
Scientists studying Koko the gorilla witnessed a range of remarkable vocal behaviors.
Horses Use Complex Facial Expressions Nearly Identical To Humans
This is one happy horse.
Pigs Are Highly Social And Really Smart. So, About Eating Them...
Do you have info to share with HuffPost reporters?
WATCH: Cautious Chimps Look Both Ways Before Crossing
Think Fido Remembers That Fun Game Of Fetch? Think Again
How Smart Are Elephants?
The best answer to any question
Since Aristotle and long before, people who have been privileged to spend time observing and interacting with elephants have expressed similar sentiments.
Your Kid Is As Smart As A Pigeon
Are We Really the Smartest Creatures on Earth?
More than 40 years ago, my then-wife Nigey Lennon and I were on our way home to Echo Park when, suddenly, she said to stop. I thought it was because she'd spotted a garage sale. Instead it was a woman who had set up a bunch of cages with cockatiels for sale.
The 'Human' Quality We Share With Baboons
WATCH: Adorable Tortoises Use Touch-Screens To Win Berries
Aquarium Fish May Be Much Smarter Than We Thought
Dolphins Even Cleverer Than We Thought?
Monkeys' Amazing Ability Casts Doubt On 'Processing' Theory
Culture & Arts
TV & Film
Style & Beauty
Food & Drink
Home & Living
Impact: Project Zero
Impact: This New World
Listen to America
FROM OUR PARTNERS
Sleep & Wellness
What's Working: Purpose + Profit
The Power of Humanity
Difference Maker 100
Expert analysis and commentary to make sense of today's biggest stories.
Sign up here to have the best stories delivered straight to your inbox.
First-person essays, features, interviews and Q&As about life today.
Get breaking news alerts
Download our app
Go to mobile site