Science On Top

The Australian podcast about science, health and technology news. Join Ed Brown and his panel of co-hosts each week as we talk about the latest and...
Hosts: Ed Brown, Penny Dumsday, Lucas Randall 00:01:48 When researchers from the Max Planck Institute were looking at the teeth of an 11th or 12th century German woman they found tiny bright blue specks. This was a clue that illuminated the role women may have played in the history of book prod...
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2018 was a big year for science. Is saw the launch of the largest privately built reuseable rocket, the discovery a new organ, and understanding of the wombat's cubic poops. And we talked about all these stories and more on Science on Top. But not everything goes to plan, and this year was no ex...
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Hosts: Ed Brown, Penny Dumsday, Peter Miller 00:01:10 There's a planet orbiting star HD26965, exactly where Star Trek creator Gene Roddenberry said Spock's homeworld Vulcan would be. 00:04:16 A fresh analysis of 10 year old data finds the best evidence yet of water vapor venting from Jupiter's...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall 00:01:24 The giant tortoise Lonesome George, the last of his species, was possibly as old as 102 when he died in 2012. Now sequencing of his DNA has revealed a number of genes that could give us clues about human life expectancy and particularly can...
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SoT 319 error

Science On Top 1m 13s

Our latest episode, 319 - Number Five Is Alive, had a pretty major glitch in that Lucas' track wasn't there at all. I realised the mistake shortly after posting it, and thought I had replaced it with the correct version, but obviously it didn't replace the file. I've re-uploaded it and tested it...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall, Jo Benhamu 00:02:27 NASA's InSight probe lands on Mars, with a slew of instruments to analyse what the red planet is made of. 00:17:43 Against all conventional knowledge, mitochondrial DNA is sometimes inherited from the father. 00:28:01 Professor H...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall 00:01:10 Wombats - the cute, pudgy marsupials in Australia, have cubic poops. Square, angular blocks of poop. But how and why? We may now have a better understanding. 00:08:25 HD186302 is a star 184 light-years from Earth. And it's so similar to our ...
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SoT 317: Darknado

Science On Top 33m 25s

Hosts: Ed Brown, Penny Dumsday, Lucas Randall 00:02:00 There's a stream of stars hurtling through our region of the Milky Way galaxy, and they're bringing with them a "dark matter hurricane". It's probably nothing to worry about, though. 00:12:16 For the first time since 1889, the kilogram has ...
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Hosts: Ed Brown, Penny Dumsday, Mick Vagg 00:02:13 How serious is the opioid crisis in Australia? What's being done about it, and what new painkillers are on the horizon? Pain Specialist Professor Mick Vagg gives us the run down. 00:22:15 20 million years ago, dolphins had really long snouts - t...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall 00:01:10 When a newborn baby smiles, there's always some spoilsport ready to tell you it's not a genuine smile, it's just a reflex. But new research finds that infant smiles are a lot more complex than that. 00:07:34 For the first time, astronomers ...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall 00:01:11 It's an old computer trick, but a gyroscope on the Hubble Space Telescope has been fixed - with a shake and a reboot. 00:08:22 The tiny worms in dung beetle brood sacks - which are sexually transmitted - are beneficial for the beetle larva...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall, Dr. Pamela Gay 00:00:58 What happens when octopuses are given ecstasy? They get... cuddly. 00:07:23 Gene Roddenberry got it right, there IS a planet orbiting the star 40 Eridani. That's where the Star Trek creator said the planet Vulcan would be, ...
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Hosts: Ed Brown, Jo Benhamu, Kirsten Banks. 00:03:03 Wiradjuri astronomer Kirsten Banks tells us all about Aboriginal astronomy - from emu eggs to moon halos. 00:13:20 The conventional wisdom that taking a low dose of aspirin every day can improve health and delay dementia in the elderly is unf...
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Hosts: Ed Brown, Penny Dumsday, Peter Miller, Ross Balch. The Ig Nobel Prizes honour achievements that first make us laugh, then make us think. We take a look at this year’s winners: from rollercoaster medicine to Voodoo in the workplace! You can watch the award ceremony here. 00:03:13 MEDICINE ...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall 00:02:34 Archaeologists working in the Blombos Cave in South Africa have discovered what could be the world's oldest drawing - from 73,000 years ago. 00:10:40 Surfers have long believed that nearby dolphins are a good sign that there are no sharks a...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall 00:02:22 The exciting family of planets less than 40 light years from Earth could each have 250 times more water than Earth, according to a new study. 00:11:09 Not just a meat-eater, the bonnethead shark is the first species of shark to be determin...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall, Dr. Carolyn de Graaf 00:03:09 A large study has identified 35 genes that can influence you take up marijuana use. The study also also found links between those genes and other drug dependencies, as well as ADHD, autism and depression. 00:13:31 Scie...
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Dr Morgan Cable is a planetary scientist and astrobiologist at NASA's Jet Propulsion Laboratory. Her work is primarily focussed on developing technologies and instruments for spacecraft searching for organic molecules and biomarkers in our solar system. She was the Assistant Project Science Syst...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall 00:00:56 We're hosting Dr. Pamela Gay for a talk, Q&A session and live show in Melbourne on Wednesday 10 October! Tickets $20 from scienceontop.com/live All proceeds go to the non-profit Astronomical Society of the Pacific. 00:02:06 A study finds...
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Hosts: Ed Brown, Penny Dumsday, Lucas Randall, Alayna Hansen. 00:00:58 We're hosting Dr. Pamela Gay for a talk, Q&A session and live show in Melbourne on Wednesday 10 October! Tickets $20 from scienceontop.com/live and all proceeds go to the non-profit Astronomical Society of the Pacific. 0...
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