Natural selection can lead to some pretty amazing adaptations, but sometimes the resulting traits aren’t the most efficient solutions to the problems at hand. With the bar set to “good enough,” here are some features that arose from...

One potential avenue for cancer treatment uses electricity not from any outside machine, but from within our own bodies.

For creatures that look nothing like us, fruit flies have been able to teach us a lot about human biology as we’ve studied them over the past century.

Why can amphibians, fish and even some reptiles regenerate limbs, while birds and mammals can’t? Researchers think they might have found a clue on the tip of the alligator’s tail.

Howcast - Learn about pediatrician and child development expert Asma J. Sadiq, M.D., one of Howcast's autism experts, in this video.

Gerald the Giraffe has received some horrible news… He has just found out that he is part of an endangered species! Luckily, his friends at the Animal Protection Patrol have some big ideas. Join Gerald to find out how we can help...

Maggie Front is a graduate of the Global Competency Certificate program at Columbia Teachers College, where she was a member of the pilot cohort. She recently collaborated on a two-year Teacher Inquiry Project to pilot a middle school...

Noel the sheep is going to a party! She’s excited, but she can’t decide whether to dress up as a doctor or a princess. Hm… Maybe she can dress up as a Princess Doctor! How will the other sheep feel about Noel’s costume? Follow Noel as...

James is super lucky – he’s about to be a big brother! It’s time for James to become a big boy. But how can he be a big boy if his mummy still dresses him? Join James as he learns to get dressed all by himself.
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Ruby is a lovely girl, who adores spending time with her family. But Ruby insists on getting what she wants – or she’ll get angry! One day, she throws a tantrum, which upsets her family. They don’t want to play with Ruby anymore. Help...

Saffie the Flubsy is upset. The other Flubsies are good at playing Flubsy marbles, but Saffie is not. His webbed fingers are not slender like those of his friends. But when they go swimming in the lava lake, Saffie realises that his...

Quincy the rabbit hates travelling to Oaktree Glen – there are too many cars, too many foxes, and don’t forget the raging river! It is a very dangerous journey for the rabbits. But Quincy discovers a safer path, so why are the other...

Squirt the clownfish and Anna the anemone are best friends. Squirt has to look after Anna, just like we look after our pets, and Anna protects him from other hungry fish. When Squirt goes off to play with his friends one day, he leaves...

What do we know about how people recognize faces? Catherine Stamoulis, assistant professor of pediatrics at Harvard Medical School, answers the question on this edition of "Ask a Scientist."

Sophia loves going to the park when Sunny is up in the sky. But she hates putting on sunscreen! When Sophia gets sunburnt, she feels so disappointed – she must stay inside to recover, even though it is so sunny and beautiful outside!...

Uh oh! It’s Father’s Day tomorrow and Daisy needs to find a present for her dad! She wanders around the farm, searching for ideas. Just as she is about to give up, a little spider drops out of the air! Will she find a gift from the...

Caitlin loves to dance. She dances everywhere she goes! One day at ballet class, she notices that none of the big girls are wearing nappies while they dance. She wants to be a big girl, too. Join Caitlin as she tries on her first pair...

Bailey loves playing with her toy blocks. She has wooden blocks, plastic blocks, Lego blocks and much more! When Bailey’s dog accidentally knocks over her toy box, Bailey has a great idea! She can build a whole city using all her...

Yuck! Why won’t Sammy wash his hands properly after playing outside? He may not be able to see the germs, but they are definitely there. Come hang out with the tiny monsters living on Sammy’s dirty hands to find out why we always need...

Toby is going to a special party, but how will he get there? After all, it’s a party on the moon! Will Byron the Bicycle give him a ride? Or will Toby need to ask Buster the Bus? Join Toby as he solves some riddles to catch a ride to...

Peter the peacock spider is getting frustrated. Peacock spiders are supposed to be able to dance, and he just can’t seem to get it right. How is he ever going to become friends with the girl spider if he can’t get her attention? Join...

Natalie is a big girl. She sleeps in a big bed, feeds herself and puts her shoes on without any help. She even helps her mummy tidy the toys! The only thing is, Natalie still uses a dummy. Join Natalie as she discovers the story of the...

Grace and her mum are at the shops. Suddenly, Grace notices something sparkling in a gift store and runs to check it out. When she turns around, her mum is gone! Uh oh… She forgot to stick to mum like bubble gum. Join Grace as she...

Lydia is visiting her friendly dentist, Dr Thomas. But when Dr Thomas looks at Lydia’s teeth, he notices that she hasn’t been brushing them very well. Dr Thomas explains that everyone must take care of their teeth, and he teaches her...