Today, you’ll learn about a tiny device that could have a huge impact on brain cancer, some news about keto and fertility, and the truth about the old saying opposites attract.  

Microbot Tumor Killer  

• “Microdevices implanted into tumors offer new way to treat brain cancer.” EurekAlert! 2023.  
• “Gliomas.” by Fassil B. Mesfin & Mohammed A. Al-Dhahir. 2023.  
• “Treatment of Adult Gliomas: A Current Update.” by Joo Ho Lee & Chan Woo Wee. 2022.  

Keto & PCOS 

• “Women with PCOS on keto diet may see improvements in fertility.” EurekAlert! 2023.  
• “Advantages and Disadvantages of the Ketogenic Diet: A Review Article.” by Jennifer T. Batch, et al. 2020.  
• “Polycystic ovary syndrome (PCOS).” Mayo Clinic. 2022.  

Do Opposites Attract?  

• “Study confirms it: Opposites don’t actually attract.” EurekAlert! 2023.  
• “Paula Abdul - Opposites Attract (Official Music Video).” YouTube. 2009.  
• “New academic study links rising income inequality to ‘assortative mating’.” by Rich Morin. 2014.  
• “Evidence of correlations between human partners based on systematic reviews and meta-analyses of 22 traits and UK Biobank Analysis of 133 traits.” by Tanya B. Horwitz, et al. 2023.  

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Today, you’ll learn about a breakthrough in embryo modeling, a breathing ball that could take the edge off anxiety, and the fall of a dynasty.  

Embryo Model  

• “Scientists grow whole model of human embryo, without sperm or egg.” by James Gallagher. 2023.  
• “Dynamic stem cell states: naive to primed pluripotency in rodents and humans.” by Leehee Weinberger, et al. 2016.  
• “Complete human day 14 post-implantation embryo models from naive ES cells.” by Bernardo Oldak, et al. 2023.  
• “Synthetic human embryo raises ethical issues.” by James Gallagher. 2023.  

Breathing Ball 

• “Breathe! The shape-shifting ball that supports mental health.” ScienceDaily. 2023.  
• “Meditation and Mindfulness: What You Need To Know.” NIH. 2022.  
• “How to Meditate.” Mindful.org. N.d.  
• “Prevalence, patterns, and predictors of meditation use among US adults: A nationally representative survey.” by Holger Cramer, et al. 2016.  
• “The shape-shifting ball that supports mental health.” YouTube Video. 2023 

End of a Dynasty 

• “New study uncovers the Causes of the Qing Dynasty’s Collapse.” EurekAlert! 2023.  
• “Qing dynasty, 1644-1911.” Smithsonian. N.d. 

Follow Curiosity Daily on your favorite podcast app to get smarter with Calli and Nate — for free! Still curious? Get exclusive science shows, nature documentaries, and more real-life entertainment on discovery+! Go to https://discoveryplus.com/curiosity to start your 7-day free trial. discovery+ is currently only available for US subscribers. 

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Today, you’ll find yet another reason to avoid sugary sodas, why we might pee more in the winter, and the plight of the penguins. 

Sugary Drinks Depression 

• “Large study links sugary carbonated drinks to increased risk of depression.” by Eric W. Dolan. 2023.  
• “Sugary Drinks.” Harvard T.H. Chan School of Public Health. 2023.  

Peeing In Cold Weather  

• “Why do I need to pee more in the cold?” by Christian Moro & Charlotte Phelps. 2022.  
• “Reliability of 24-h void frequency as an index of hydration status when euhyrdrated and hypohydrated.” by MA Tucker, et al. 2016.  
• “6 Reasons To Drink More Water During Winter: The Importance of Drinking Water in Winter.” Hydr8. N.d.  

Penguin Chicks Climate Change 

• “Emperor penguins lost thousands of chicks to melting ice last year.” by Luis Melecio-Zambrano. 2023.  
• “Emperor Penguin.” National Geographic. N.d.  
• “Antarctic sea ice has been hitting record lows for most of this year.” by Carolyn Gramling. 2023.  
• “Penguin poop spotted from space ups the tally of emperor penguin colonies.” by Carolyn Gramling. 2020.  
• “Record low 2022 Antarctic sea ice led to catastrophic breeding failure of emperor penguins.” by Peter T. Fretwell, Aude Boutet, & Norman Ratcliffe. 2023.  

Follow Curiosity Daily on your favorite podcast app to get smarter with Calli and Nate — for free! Still curious? Get exclusive science shows, nature documentaries, and more real-life entertainment on discovery+! Go to https://discoveryplus.com/curiosity to start your 7-day free trial. discovery+ is currently only available for US subscribers. 

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Today, you’ll hear the truth about the chromosome that determines the male sex, new secrets from an old iceman, and an exoplanet denser than steel.   

Y Chromosome Puzzle 

• “The Y Chromosome’s genetic puzzle is finally complete.” by Tina Hesman Saey. 2023.  
• “Chromosomal Sex Determination in Mammals.” National Library of Medicine. N.d.  
• “Chromosomes Fact Sheet.” National Human Genome Research Institute. 2020.  
• “The new human pangenome could help unveil the biology of everyone.” by Tina Hesman Saey.  

Iceman Dna  

• “A new look at Otzi the Iceman’s DNA reveals new ancestry and other surprises.” by Tina Hesman Saey. 2023.  
• “Otzi the Iceman.” by M. Vidale, et al. 2016.  
• “Frozen mummy’s genetic blueprints unveiled.” by Tina Hesman Saey. 2012.  
• “High-coverage genome of the Tyrolean Iceman reveals unusually high Anatolian farmer ancestry.” by Ke Wang, et al. 2023.  

Steel Planet  

• “Supermassive Neptune-Sized Exoplanet Has Density Higher than Steel.” by Enrico de Lazaro. 2023.  
• “Bootes constellation: Location, stars and mythology.” by Tim Childers & Rebecca Sohn. 2023.  
• “Exoplanet Discoveries.” NASA. 2023.  
• “A super-massive Neptune-sized planet.” by Luca Naponiello, et al. 2023.  

Follow Curiosity Daily on your favorite podcast app to get smarter with Calli and Nate — for free! Still curious? Get exclusive science shows, nature documentaries, and more real-life entertainment on discovery+! Go to https://discoveryplus.com/curiosity to start your 7-day free trial. discovery+ is currently only available for US subscribers. 

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Today, you’ll learn about the colors of climate change, the benefits of exercising with your pals, and the science behind the highs and lows of online dating.  

Climate Change Color 

• “Nature’s changing colors makes climate change visible.” by Sujata Gupta. 2023.  
• “The Science of Fall Foliage and Climate Change: UVM Expert.” by Ellie Scott and BAsil Waugh. 2022.  
• “The colour of seawater: colour perception and environmental change in Dominican seascapes.” by Kyrstin Mallon Andrews. 2023.  
• “Climate change made the Arctic greener. Now parts of it are turning brown.” by Hannah Hoag. 2019.  
• “Global climate-change trends detected in indicators of ocean ecology.” by B.B. Cael, et al. 2023.  

Group Exercise Benefits 

• “People Who Exercise in Groups Get More Health Benefits.” by Shawn Radcliffe. 2017.  
• “Exercise/Physical Activity.” CDC. 2022.  
• “Exercise for Mental Health.” by Ashish Sharma, et al. 2006.  
• “The effect of behavioral synchrony in groups of teammates and strangers.” by Philip Sullivan & Kate Rickers. 2012.  

Online Dating Compatibility 

• “Can We Really Find Compatible Partners From Online Dating?” by Martin Graff Ph.D. 2023.  
• “Key findings about online dating in the U.S.” by Emily A. Vogels & Colleen McClain. 2023.  
• “The $3 Billion Online Dating Industry Continues to Expand.” by ‘Dustin.’ 2023.  
• “Why Relationships Matter.” Psychology Today. N.d.  

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Today, you’ll learn about a successful moon landing that could launch another space race, an answer to the age-old debate about whether you should marry for love or money, and a 250 million year old human-sized armored sea lizard.  

Indian Moon Landing 

• “India’s successful moon landing follows recent failures by other countries.” by Katherine Kornei. 2023.  
• “How many countries have been to the moon.” Starlust. 2023.  
• “NASA’s Artemis program: Everything you need to know.” by Adam Mann & Ailsa Harvey. 2022.  
• “Ice at the moon’s poles might have come from ancient volcanoes.” by Anna Gibbs. 2022.  
• “India’s first attempt to land on the moon appears to have failed.” by Lisa Grossman. 2019.  
• “Israel’s first moon mission lost moments before landing.” by Maria Temming. 2019.  

Love or Money?  

• “Should You Marry for Love or for Money?” by Aaron Ben-Zeev, Ph.D. 2023.  
• “Do Americans marry for love or money? Finally, an answer.” by Quentin Fottrell. 2019.  
• “75% Of Women Would Not Marry Someone In This Circumstance.” by YourTango. 2023.  
• “Why The Smartest Women Marry For Money.” by aol health. 2022.  
• “Does Love Always Win.” by Aaron Ben-Zeev Ph.D. 2018.  

Giant Sea Lizard 

• “Ancient human-sized sea lizard rewrites history of early armored marine reptiles.” by Harry Baker. 2023.  
• “An armoured marine reptile from the Early Triassic of South China and its phylogenetic and evolutionary implications.” by Andrzej S Wolniewicz, et al. 2023.  

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Today, you’ll learn the truth about farts and pink eye, about studies showing the seven year itch might just be a thing, and about an ancient dance floor you could play like a drum.  

Pink Eye Cause 

• “Can You Get Pink Eye If Someone Farts on Your Pillow?” by Scott Frothingham. 2019.  
• “The ultimate guide to pink eye.” by Amir Monzavi, OD. 2020.  

Seven Year Itch 

• “Does Infidelity Peak in the Seventh Year of Marriage?” by Justin J. Lehmiller Ph.D. 2023.  
• “Sex.” Psychology Today. N.D.  
• “Marriage.” Psychology Today. N.D.  
• “The Seven Year Itch.” AFI Catalog. N.d.  

Andes Dance Floor 

• “Pre-Inca people stomped salutes to their thunder god on a special dance floor.” by Bruce Bower. 2023.  
• “Ancient trumpets played eerie notes.” by Marissa Cevallos. 2010.  
• “Pounding the ground for the thunder god: Sounding platforms in the Prehispanic Andes (CE1000-1532).” by Kevin Lane. 2023.  
• “Cultural Accoustics.” Miriam A. Kolar, MFA, Ph.D. n.d.  

Follow Curiosity Daily on your favorite podcast app to get smarter with Calli and Nate — for free! Still curious? Get exclusive science shows, nature documentaries, and more real-life entertainment on discovery+! Go to https://discoveryplus.com/curiosity to start your 7-day free trial. discovery+ is currently only available for US subscribers.

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Today, you’ll learn about how barnacles could lead researchers to the site of a lost plane crash, a record breaking polar bear party up north, and a new dinosaur discovery that could shed light on the era of their demise.  

MH370 Barnacles 

• “Barnacles may help reveal location of lost Malaysia Airlines flight MH370.” ScienceDaily. 2023.  
• “Flight 370 ‘will be found’ near ‘7th arc’.” by Jeff Pegues & Tucker Reals. 2014.  
• “What are barnacles?” NOAA. 2023. 

Polar Bear Town 

• “‘Polar bear capital of the world’ soon to be overrun with record number of bears due to shifting sea ice.” by Harry Baker. 2023.  
• “Inside Canada’s Polar Bear Jail.” by Lina Zeldovich. 2023.  
• “Town of Churchill.” Town Website. N.d.  

Dino Discovery 

• “Newly discovered ‘primitive cousins of T rex’ shed light on the end of the age of dinosaurs in Africa.” ScienceDaily. 2023.  
• “69-Million-Year-Old T. Rex Cousins Found Among Africa’s Last Dinosaurs.” by Rachael Funnell. 2023.  
• “Abelisauridae.” Dinopedia. N.d.  

Follow Curiosity Daily on your favorite podcast app to get smarter with Calli and Nate — for free! Still curious? Get exclusive science shows, nature documentaries, and more real-life entertainment on discovery+! Go to https://discoveryplus.com/curiosity to start your 7-day free trial. discovery+ is currently only available for US subscribers. 

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Today, you’ll learn about urban greening, a new sci-fi like crystal that’ll make things move without electricity, and Darwin’s Paradox.  

Urban Greening 

• “Large positive ecological changes of small urban greening actions.” by Luis Mata, et al. 2023.  
• “Small urban greening projects can dramatically increase the number of insect species in cities.” Science Daily. 2023.  
• “The collapse of insects.” by Julia Janicki, Gloria Dickie, Simon Scarr, & Jitesh Chowdhury. 2022.  

Power Crystals 

• “Researchers Develop Arrays of Tiny Crystals That Deliver Efficient Wireless Energy.” CU Boulder. 2023.  
• “Researchers develop arrays of tiny crystals that deliver efficient wireless energy.” by Susan Glairon. 2023.  
• “How Efficient are Engines: Thermodynamics and Combustion Efficiency.” Rentar Fuel Catalyst. 2018.  

Race Car Blinks  

• “Vegetarian diet of corals explains age-old mystery dating back to Darwin.” ScienceDaily. 2023.  
• “Solving ‘Darwin’s Paradox’: why coral island hotspots exist in an oceanic desert.” The  Conversation. 2016.  
• “Scientists Solve ‘Darwin’s Paradox’.” National Geographic. 2016.  
• “How Do Stony Corals Grow?” NOAA. n.d.  

Follow Curiosity Daily on your favorite podcast app to get smarter with Calli and Nate — for free! Still curious? Get exclusive science shows, nature documentaries, and more real-life entertainment on discovery+! Go to https://discoveryplus.com/curiosity to start your 7-day free trial. discovery+ is currently only available for US subscribers. 

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Today, you’ll learn about a new twist with carbon and plants, some good news for all you walkers out there, and a new study on kids and self-esteem.  

Carbon & Plants 

• “For Decades, Our Carbon Emissions Sped the Growth of Plants - Not Anymore.” YaleEnvironment360. 2023.  
• “CO2 is making Earth greener - for now.” by Samson Reiny. 2016.  
• “Climate Change: Atmospheric Carbon Dioxide.” by Rebecca Lindsey. 2023.  
• “Global water use efficiency saturation due to increased vapor pressure deficit.” by Fei Li, et al. 2023.  
• “As Carbon Dioxide Grows More Abundant, Trees Are Growing Bigger, Study Finds.” E360 Digest. 2022.  

Healthy Walking 

• “World’s largest study shows the more you walk, the lower your risk of death, even if you walk fewer than 5,000 steps.” European Society of Cardiology. 2023. 
• “Top 5 Negative Side Effects of a Sedentary Lifestyle.” USA Vein Clinics. 2022.  
• “Sedentary Lifestyle: Overview of Updated Evidence of Potential Health Risks.” by Jung Ha Park, et al. 2020.  
• “The more you walk, the lower your risk of early death, even if you walk fewer than 5,000 steps.” ScienceDaily. 2023.  

Self Esteem in Kids 

• “Self-Esteem.” by Douglas Heingartner. 2023.  
• “What I am Like/Self-Perception Profile for Children (SPPC).” n.a. N.d.  
• “Children’s domain-specific self-evaluations and global self-worth: A preregistered cross-cultural meta-analysis.” by Yixin Tang, et al. 2023.  

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