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Don’t moss around with this leafy quiz! This week, we’re branching out to plants. Can you get a 5/5? We’re rooting for you!

Can you imagine having a skeleton made of glass? The sea sponge known as Venus’ flower basket can! This glass skeleton has inspired Australian engineers to create a strong new material that could make buildings more sustainable.

The orca, or killer whale, is one of the ocean’s most feared creatures. They are highly intelligent and capable of unusual hunting techniques. Their normal diet consists of smaller fish, marine mammals, turtles and even sea birds. However, a pod of Mexican orcas has added young whale sharks to their menu.

Last October, an amateur mathematician named Luke Durant discovered the largest known prime number, M136279841, a number with more than 41 million digits. Luke used a global network of computers powered by Graphics Processing Units (GPUs), which are widely used in developing artificial intelligence algorithms. Luke’s breakthrough marked the first use of this technology to uncover a prime of this size.

Sailboats use the wind to push them along, and motor boats have a propeller. This little boat is powered by something else – soap!

In 2021, Assistant Professor Lindsey Swierk at the University of Binghamton discovered that the water anole can use a bubble to breathe underwater so they can escape predators. Water anoles are a brown lizard found in Costa Rica that spend time underwater and on land.

Calling all codebreakers! Can you hwfhp ymnx htij? Hint: the cipher will help you score 101 out of 101.

Molly Barlow is a researcher studying this amazing, endangered marsupial. She wants to know why kowari numbers are going down in the wild.

An adventurous snail decides to climb up a wall to the roof of a school. The snail can climb up 3 metres in a day but slides back down 2 metres at night! If the school is 12 metres tall, how many days will it take the snail to reach the roof?

Cosmos Magazine has partnered with Double Helix to publish a free eBook that takes kids aged 8 to 12 on a dive into the science of our oceans. The eBook includes stories about turtles, wonky holes and undersea cables, as well as experiments to do at home.