Let's Science

SQPN, Inc.

Let’s Science! is a podcast that explores the wonders of science with curiosity, clarity, and joy. Each episode breaks down scientific discoveries, natural phenomena, and everyday science topics in an accessible and engaging way — from space and biology to technology and the world around us. Hosted by an enthusiastic panel from Australia, the show celebrates science as a path to understanding creation and our place within it. If you enjoy learning how things work and asking big questions about the universe, Let’s Science! makes discovery fun and approachable.

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20 episodes
Updated July 25

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Episodes20

Newest first

July 25 · 19 min
The Chernobyl Fungus That Eats Radiation
A black fungus that eats radiation? Found in the ruins of Chernobyl, it could shield astronauts headed to Mars. Caroline Knight, Lindsay Sant, and Dom Bettinelli unpack radiosynthesis and the living space shield it inspired. The post The Chernobyl Fungus That Eats Radiation appeared first on StarQuest Media.
July 11 · 19 min
The First Dentist Was a Neanderthal
Sixty thousand years before modern dentistry, a Neanderthal endured a 35-minute stone-tool drilling procedure — no anesthesia — and survived. Caroline Knight explains what a 59,000-year-old infected molar reveals about prehistoric medicine. The post The First Dentist Was a Neanderthal appeared first on StarQuest Media.
June 13 · 18 min
Her Brain Told Her She Was Dying — and It Was Right
A calm voice spoke inside a healthy woman's head, insisting she had a brain tumour — then a scan proved it right. Caroline Knight, Lindsay Sant, and Lino Saubolle unpack a baffling real medical case and the hidden power of the human brain. The post Her Brain Told Her She Was Dying — and It Was Right appeared first on StarQuest Media.
May 30 · 17 min
Why Some Days You’re Unstoppable (And Others You Can’t Move)
Some days everything clicks. Other days your brain won't cooperate. A University of Toronto study traces that gap to daily shifts in mental sharpness. Caroline Knight, Lindsay Sant, and Lino Saubolle break down the science. The post Why Some Days You’re Unstoppable (And Others You Can’t Move) appeared first on StarQuest Media.
May 16 · 15 min
No Beak, No Problem: Meet Bruce the Champion Kea
A kea parrot with no upper beak shouldn't be able to fight, groom, or lead. Bruce does all three, and better than any intact bird in his group. Caroline Knight, Lino Saubolle, and Lindsay Sant on the science of radical adaptation. The post No Beak, No Problem: Meet Bruce the Champion Kea appeared first on StarQuest Media.
May 2 · 34 min
One Giant Leap (Again): The Science of Artemis II
For the first time since 1972, humans left low Earth orbit and headed to the moon. Caroline Knight, Lindsay Sant, and Lino Saubolle unpack the Artemis II mission: the crew, the records, and yes — the toilet. The post One Giant Leap (Again): The Science of Artemis II appeared first on StarQuest Media.
April 18 · 16 min
Freeze, Thaw, Fire: The Science of Reviving Frozen Brains
Freeze a brain, thaw it out, watch the neurons fire. Caroline Knight and Lindsay Sant break down the vitrification breakthrough that kept mouse hippocampus tissue functional after seven days at -150°C — and what it could mean for medicine. The post Freeze, Thaw, Fire: The Science of Reviving Frozen Brains appeared first on StarQuest Media.
April 4 · 15 min
Meat-Shroom!
CRISPR-engineered fungi that grow 88% faster and use 70% less land than chicken farming? Caroline Knight, Lindsay Sant, and Lino Saubolle break down the science of mycoprotein — and make the case for "Meat-shroom." The post Meat-Shroom! appeared first on StarQuest Media.
March 21 · 17 min
Beware: The Drop Croc!
Before Australia had modern crocs, ancient "drop crocs" climbed trees and ambushed prey from the canopy. Caroline Knight and Lindsay Sant unpack a 55-million-year-old eggshell discovery that rewrites the story of these forgotten predators. The post Beware: The Drop Croc! appeared first on StarQuest Media.
March 7 · 15 min
Betelgeuse, Betelgeuse, Betelgeuse
A massive star dims—then science uncovers a hidden culprit. Could Betelgeuse’s strange behavior be caused by a companion star racing through its atmosphere? Caroline, Lindsay, and Lino unpack the shockwaves, dimming, and supernova future. The post Betelgeuse, Betelgeuse, Betelgeuse appeared first on StarQuest Media.
February 21 · 15 min
Heavy Metal Wildlife Control
Can blasting AC/DC from drones stop wolves mid-hunt? Lindsay Sant and Lino Saubolle unpack a bold USDA experiment using sound, AI, and thermal tech to protect cattle—raising bigger questions about conservation, coexistence, and whether technology can truly reshape wild behavior. The post Heavy Metal Wildlife Control appeared first on StarQuest Media.
Dec 13, 2025 · 11 min
4 Cups a Day Keeps the Doctor Away
Can coffee really help you live longer and protect your liver? Lindsay Sant and Lino Saubolle break down studies linking 3–4 cups a day to better health—and ask what really counts when it comes to longevity, lifestyle, and your daily brew. The post 4 Cups a Day Keeps the Doctor Away appeared first on StarQuest Media.
Nov 30, 2025 · 53 sec
This Advent, Help StarQuest Continue the Mission
Advent begins. Help StarQuest bring faith and reason to the world. Become a $10/month patron (or increase your current donation by $10 per month) and be among the first 400 donors to receive a Mysterious World sticker signed by Jimmy and Dom. Your gift is matched up to $15,000. The post This Advent, Help StarQuest Continue the Mission appeared first on StarQuest Media.
Nov 29, 2025 · 13 min
From Curse to Cure: King Tut’s Cancer-Curing Toxic Fungus
A deadly tomb fungus may cure cancer. Caroline Knight shares with Lindsay Sant and Lino Saubolle how Aspergillus flavus, once blamed for the “mummy’s curse,” could hold the key to fighting leukemia. The post From Curse to Cure: King Tut’s Cancer-Curing Toxic Fungus appeared first on StarQuest Media.
Nov 15, 2025 · 38 min
Does Paracetamol Cause Autism? The Truth Behind the Controversial Claim
Paracetamol causes autism? Caroline Knight and Lindsay Sant unpack viral claims, breaks down the real science, and debunks harmful myths. They highlight what autism is, what causes it—and what absolutely doesn’t. The post Does Paracetamol Cause Autism? The Truth Behind the Controversial Claim appeared first on StarQuest Media.
Nov 1, 2025 · 24 min
Making Dogs Live Longer—And Humans Too
Can a pill help your dog live longer—and could it work for humans too? Lindsay Sant, Lino Saubolle, and Dom Bettinelli unpack the science of canine aging, the ethics of life extension, and whether your dog should eat once a day. The post Making Dogs Live Longer—And Humans Too appeared first on StarQuest Media.
Oct 25, 2025 · 16 min
When Stars Explode: The Science and Wonder of T Coronae Borealis
A nova 6,000 light years away is about to light up our sky—are you ready? Lindsay Sant, Lino Saubolle, and Dom Bettinelli unpack the science and wonder behind T Coronae Borealis and ask: Can a star’s explosion renew our sense of awe? The post When Stars Explode: The Science and Wonder of T Coronae Borealis appeared first on StarQuest Media.
Oct 4, 2025 · 27 min
Coffee Science: How Water, Grind & Roast Transform Flavor
Can water, grind, and roast transform your cup—or ruin it? Lindsay Sant, Lino Saubolle, and Dom Bettinelli break down the chemistry of better brewing with simple, testable tweaks. Taste is tunable science. The post Coffee Science: How Water, Grind & Roast Transform Flavor appeared first on StarQuest Media.
Sep 6, 2025 · 16 min
Do Cockatoos Dance Better Than You? The Science Behind Their Moves
Cheeky or creative geniuses? Caroline Knight. Lindsay Sant, and Lino Saubolle unpack the science of dancing cockatoos, their hilarious antics, and what their spontaneous moves reveal about intelligence and joy. The post Do Cockatoos Dance Better Than You? The Science Behind Their Moves appeared first on StarQuest Media.
Aug 23, 2025 · 24 min
Mind Blanking: Why Your Brain Sometimes Hits Reset
Is “mind blanking” your brain’s reset button? Caroline Knight, Lindsay Sant, and Lino Saubolle reveal surprising science on this thought-free state, its link to stress, and how prayer or mindfulness might help. The post Mind Blanking: Why Your Brain Sometimes Hits Reset appeared first on StarQuest Media.

Let's Science

Support the show

The Chernobyl Fungus That Eats Radiation

The First Dentist Was a Neanderthal

Her Brain Told Her She Was Dying — and It Was Right

Why Some Days You’re Unstoppable (And Others You Can’t Move)

No Beak, No Problem: Meet Bruce the Champion Kea

One Giant Leap (Again): The Science of Artemis II

Freeze, Thaw, Fire: The Science of Reviving Frozen Brains

Meat-Shroom!

Beware: The Drop Croc!

Betelgeuse, Betelgeuse, Betelgeuse

Heavy Metal Wildlife Control

4 Cups a Day Keeps the Doctor Away

This Advent, Help StarQuest Continue the Mission

From Curse to Cure: King Tut’s Cancer-Curing Toxic Fungus

Does Paracetamol Cause Autism? The Truth Behind the Controversial Claim

Making Dogs Live Longer—And Humans Too

When Stars Explode: The Science and Wonder of T Coronae Borealis

Coffee Science: How Water, Grind & Roast Transform Flavor

Do Cockatoos Dance Better Than You? The Science Behind Their Moves

Mind Blanking: Why Your Brain Sometimes Hits Reset