Plenty of animal eyes "glow" in the dark, but only one species has eyes that change color with the seasons.

Plenty of animal eyes "glow" in the dark, but only one species has eyes that change color with the seasons.

You know how sometimes your eyes glow bright red in photos, making you look like a scary demon and ruining a priceless family memory? Well, there's a pretty cool reason it happens and ways to stop it! Learn about both in today's QQ!

How do your pupils work and why do some substances make them dilate?

Some kids learn by listening; others learn by doing. Geoff Mulgan gives a short introduction to the Studio School, a new kind of school in the UK where small teams of kids learn by working on projects that are, as Mulgan puts it, "for...

Goats are amazing creatures, but there's a lot more than meets the eye.

Peering into the eyes of different animals, you'll see some extraordinarily shaped pupils. House cats, for one, are twilight hunters with vertically elongated pupils. Many grazing animals, like goats, have rectangular pupils. Other...

Welcome to the first episode of a new format for Bizarre Beasts, which we’re calling Season Zero. Over the next year, we will be remastering episodes of Bizarre Beasts that were originally created for vlogbrothers.

First up: the...

How to Spot a psychopath...You know the kind -- superbly charming, handsome, pretty, seemingly kind, humble, yet a complete psychopath.



The problem is that psychopaths are good at deception. They will...

Howcast - Learn how to draw manga eyes from art instructor Chris Hart in this Howcast video.

Discover the fascinating career transition of an artist from animating the iconic Cheerios Bee to crafting illustrations for Playboy, highlighting his unique artistic influence.

How can you detect deception and spot a liar? Project managers need to ask people to do things, get their opinions, and work in a political environment. So, sadly, you will find that people lie to you....

Artur Proidakov is a Top 10 finalists Global Teacher Prize 2023 and the winner of Global Teacher Prize Ukraine.



He was born and grew up in Stakhanov (now Kadiivka) in Luhansk region, under Russian occupation since...

Discover the natural reflexes that make you salivate over food and your pupils dilate in bright light.
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HE MAY HAVE BEEN SIDELINED WITH A KNEE INJURY, BUT DAVID BECKHAM WAS BACK IN ACTION RECENTLY AS HE LAUNCHED HIS NEW DRIVE TO IMPROVE YOUNGSTERS' FITNESS AND SKILL LEVELS. THE FORMER ENGLAND CAPTAIN VISITED THE BRISTOL CITY ACADEMY SCHOOL...

Dive into the intriguing world of gender differences in love, attraction, and relationships. Explore how initial attractions are influenced by physical appearances and subtle cues like pupil dilation, and how hormones like adrenaline,...

When children become teenagers, hormonal changes shift their circadian rhythm—they get tired later. Since schools typically don't adapt to their new natural sleep cycle, they often get less sleep during weekdays, affecting their memory...

Singapore is leading the way in innovative education with the backpack.net initiative, where students use wireless tablet PCs instead of textbooks. Through access to videos, photos, and the Internet, students can engage in interactive...

This video explores the fascinating world of mountain goats and domesticated goats, highlighting their impressive climbing abilities, curious nature, and unique physical characteristics. Viewers will gain insights into the various uses...

Ready for Halloween? Learn how to draw a bat (a cute and not scary one!) step by step in our new Crafts by Lingokids video!

They’re sweet, giggly, and sometimes very loud! Learn how to draw a baby in our step-by-step video “How to Draw a Baby” and show off your creative skills.

Time to learn how to draw Lisa the cat, Lingokids! Our most agile and sporty cat.

Today we are learning how to draw our very own feathered scientist, Billy the Chick!

In this episode of 'Practise Your French', Alexa helps you practise the very important French auxiliary verb: avoir (to have).