To celebrate another year in the Fun Kids Science Weekly, Dan chooses his highlights; the most dangerous of the Dangerous Dans, and the fantastic experts that have been in the studio.

In this Science Weekly Christmas Special, Dan is in touch with the engineering specialist at the North Pole, invites in Aoife McLysaght who is a Guest Lecturer on the BBC Christmas Lectures, and explores the T.Rex of the Ocean!

What happens when you cross a supernova and a black hole? Why is the hedgehog species declining so quickly and what can we do to help? What has the world recently learnt about tsunamis? Dan answers all in the Fun Kids Science Weekly.

In this Science Weekly, beware of the Kissing Bug and its misleading name, Dan invites in an expert to talk us through a planet discovery, and some of the most unusual sharks are on the brink of extinction. Get the Santa Daily podcast by searching for Sa

Dan welcomes Dr. Chris and Dr. Xand into the studio, ahead of their Operation Ouch! live performance to answer all your medical questions! Dangerous Dan's choice this week lays it's eggs in other animals, and how different are rhinos and unicorns?

From how moths are far more complicated and clever than what you think, to the deadly Driver Ant, to how wombat dung is incredibly sophisticated; this episode will surprise you!

Dan explores the 'Hurricane Capital of the World', brings you the latest science in the news, plus speaks to Wildlife Photographer Nick Dyer who has been following the "painted wolves" of Zimbabwe. Plus, the adventures of Professor Hallux and Marina Ventu

It's a particularly dangerous episode of the Fun Kids Science Weekly ... Not only is there a 'Fire Mountain', there's a shark as big a bus!

Dan is back with perhaps the deadliest Dangerous Dan yet - a tree that is specifically designed to do harm. Alongside that, he's learning about the secret life of antelopes, teeth, railways and more!

Dan gets up close to an assassin spider, learns the secrets of the tawny owls and discovers more about teeth and railways!