Meet the dolphins and whales of the Top End

If you've been wondering where we've been – Ockham's Razor is going on hiatus for a little while.

But don't worry, we've got your pod needs covered with Tegan Taylor's other excellent and informative shows, Quick Smart and What's That Rash?

Find more episodes of Tegan's podcasts here:

• Quick Smart
• What's That Rash?

Presenter:Tegan Taylor

Producer:Tegan Taylor, Rose Kerr

Sound engineer:Bethany Stewart

What role could you play in the fight against space junk?

This week, Mars shares her thoughts on the role of citizen science in space research.

Scientists have lots of different ideas about how to conserve our native species. One of these ways is rewilding. 

Razia Zakarya is an epigeneticist. But what does an epigeneticist do exactly? Razia is here to explain! 

Today, why DNA and epigenetics is important for chronic disease research.

Science doesn't have to be restricted to old white men in lab coats. Maddie reckons it's time to make science fun! Without losing it's important messages.

First Nations people were the first scientists in Australia. But they don't just stay in the past tense – they're still here, and still actively contributing to science.

Today's speaker Maggie Walter is Palawa and she's here to talk about how we think about First Nations science.

Today's speaker Chelsea explores the extreme cold in Antarctica to bring home something important... Ice cores! 

These ice cores can be used to uncover clues about Australia's past. 

Today's speaker works with radio of a slightly different sort – radio astronomy!

Dr Laura Driessen explains what radio is… and isn't.

As cities grow, nature becomes more and more fragmented. 

So how can we protect native species without big areas to conserve?

Brendan Wintle says we need look into smaller places, like your own backyard or the bushland down the street.

Guess what happens when art and science collide?