They have survived every catastrophe and every mass extinction event that nature has thrown at them. And by being the little, filter-feeding, water-cleaning creatures that they are, sponges may have saved the world.

Sponges might not look like particularly complex animals, but they've had billions of years to evolve their own special systems. And one of those systems might involve sending messages through their body in the form of light.

This Valentine’s Day weekend, we'd like to tell you a deep-sea shrimp love story that begins with a sponge, and two shrimp — and ends in forever.

When it comes to sparkly objects, the planet Earth has a lot to offer. Here are 5 especially awesome glasses made by nature!

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There aren't many creatures as safe and chill as the humble sea sponge, right? Well, not so fast! It turns out there's a whole family of carnivorous sponges that trap and eat small animals using spines and migrating stomaches!

At any given moment, as many as 10 million wild jets of solar material burst from the sun's surface. They erupt as fast as 60 miles per second, and can reach lengths of 6,000 miles before collapsing. These are spicules, and...

Ingrown Toenail (Onychocryptosis) | Causes, Risk Factors, Signs & Symptoms, Diagnosis, Treatment



Ingrown Toenail (Onychocryptosis) is the most common nail issue that presents to the clinic. In this lesson, we discuss the...

It's finally time to start diving into individual animal phyla! First up is Porifera. This includes all the sponges. These are funky looking organisms, almost none of which exhibit any kind of symmetry, nor do they possess any tissues or...

Through telescopic video and photos combined with animated graphics, students will learn about the layers of the sun and its effects on earth, the moon and all the objects in our solar system and the universe.