Oct 23, 2026 · 7 min listen · Last updated October 23, 2026
From storyflo. This is your daily audio brief. Chloe, October 23rd. The morning read — ten things in science worth the eight minutes. Let's get into it. First, from ScienceAlert. Scientists Just Cracked a Quantum Mystery That's Puzzled Physicists For Decades.
Listen · storyflo · science
Daily Science Brief · October 23rd
0:00-6:47
Pick your daily storyteller
Subscribe to match with Theo, Jessica, Chloe, Mason, Brock — your voice, every brief.
Audio pre-rendered by Storyflo · cached + delivered from the edge
Scientists Just Cracked a Quantum Mystery That's Puzzled Physicists For Decades
The Kondo effect is one of the most important in quantum physics, describing the strange interference that magnetic atoms can have in metals. Usually, as metals cool, they become better at conducting electricity, because the reduction in energy means electrons can flow more smoothly. Add in a magnetic atom or two, though, and below a certain temperature (the Kondo temperature), electrical resistance starts to rise again. That's the Kondo effect, and we already know a lot about it.
Mass sloth deaths prompt US bill calling for import ban
On October 20, which is International Sloth Day, a new bipartisan bill was introduced in Congress aiming to ban the import of wild sloths into the U.S. This follows the tragic deaths of 58 out of 69 sloths brought to a Florida attraction called Sloth World. The bill, known as the SLOTHS Act, is co-sponsored by Democratic Representative Maxwell Alejandro Frost and Republican Laurel Lee. It would still allow limited imports for accredited zoos and research purposes, but illegal imports could face hefty fines of up to $100,000.
The push for this legislation stems from findings by two NGOs in Costa Rica, which revealed that over 1,100 sloths were imported to the U.S. from 2011 to 2021, averaging more than 100 sloths each year. The situation at Sloth World highlights a broader issue of sloth trafficking and the need for stronger protections for these animals.
Googly-eyed buoys and kites help keep seabirds out of fishing nets, study finds
Researchers in Cornwall have tested two innovative devices to help protect seabirds from drowning in fishing nets. One device features a buoy with large, spinning eyes designed to create an “animated eye effect” to scare birds away. The other is a kite shaped like a bird of prey. According to a study published in Conservation Letters, these devices significantly reduced the risk of seabirds, particularly auks, getting caught in gillnets. Nets with kites saw a 71% decrease in catches, while those with the buoy had a 59% reduction.
Gillnets pose a serious threat to diving birds, with over 95,000 seabirds dying annually in the Baltic Sea and Northeast Atlantic due to entanglement. Previous attempts to use similar eye buoys in Iceland were less successful, highlighting the ongoing challenge of finding effective solutions for bycatch. The researchers hope these new methods can help mitigate the risks for seabirds, as the problem remains significant across European fisheries.
A recent study has sparked headlines linking ultra-processed foods (UPFs) to brain injuries, but the evidence isn't as strong as it seems. This large study involved nearly 8,800 Canadian adults and examined their food intake alongside MRI scans for silent brain injuries. While there was a slight association between UPF consumption and these injuries, there was no connection to cognitive decline, which raises questions about the findings.
The research is cross-sectional, meaning it can’t determine if UPFs actually cause brain damage. Additionally, when the researchers adjusted how they measured UPF intake, the associations largely disappeared. So, while it’s wise to limit junk food for overall health, occasional treats like cookies or gummy bears aren’t likely to harm your brain.
How we mark our ballot can affect how we feel about voting. Here's why
Research shows that the way we mark our ballots can really influence our feelings about the voting experience. A study found that when people have to choose between candidates they like, they often leave feeling conflicted or dissatisfied. This is especially true if they feel like they had to settle for a candidate rather than vote for their true preference.
The study also highlighted how different voting methods can impact our emotions. For example, ranked-choice voting, where you can list your preferences, tends to leave voters feeling more positive. It allows them to express their support for multiple candidates without the pressure of choosing just one.
Overall, the findings suggest that how we vote isn't just about the outcome; it's also about how we feel during the process. When we feel good about our choices, we're more likely to engage in future elections. So, the design of our voting systems can play a big role in shaping our overall satisfaction with democracy.
Mother bats' hearts beat faster at the sound of their own babies' cries
Researchers found that mother Japanese house bats have a unique response to their pups' cries. In a study, they discovered that when these mothers hear their own babies calling out, their heart rates increase significantly compared to when they hear calls from other pups. This suggests that the emotional connection and instinct to care for their own young is quite strong.
The study highlights how vital it is for these bats to distinguish their own offspring from the crowd, especially in a noisy colony. The ability to recognize their babies' calls not only helps in nursing but also plays a crucial role in the pups' survival. This fascinating insight into bat behavior shows just how deeply maternal instincts can be, even in the animal kingdom.
In the latest newsletter, Joy shares some interesting insights from a recent poll where 38% of readers expressed trust in no green claims, with “Natural” being the least trusted at 30%. This highlights the need for brands to be clearer about their sustainability efforts. In a positive shift, major bottled drink brands, including Danone, Coca-Cola, and Nestlé, are updating their recycling messaging in Europe due to new EU regulations.
With Halloween approaching, Joy has refreshed her gift guides, offering sustainable costume ideas and eco-friendly gifts for all occasions. She emphasizes the benefits of reusable advent calendars filled with thoughtful surprises, steering clear of unnecessary items. There are also 35 new brand ratings, covering everything from clothing to skincare, with a focus on sustainability.
Joy encourages readers to explore secondhand shopping through her guide to online thrift stores. She also highlights Amber’s YouTube explainers on kitchen safety and sustainable brands. Lastly, Joy is on the lookout for book recommendations, particularly enjoying "Overstory" by Richard Powers for its blend of activism and escapism.
I just saw Iñárritu’s new film, Digger, and it struck me as a sharp, if a bit messy, satire of the kind of feel‑good liberal theater that pretends to be critical while actually reinforcing the status quo. Julian thinks the play within the movie is deliberately shallow, and the film leans into that by exposing how easy moral storytelling can become a comforting echo chamber.
Tom Cruise is oddly perfect in the lead—he leans into his own corniness and delivers a long, meandering monologue that flips the classic “you can’t handle the truth” line into a commentary on liberal complicity with big‑oil capitalism. It feels intentionally over‑the‑top, and that self‑awareness is what makes his performance work.
The ending pushes the satire further: the audience is asked to don pricey air‑filter masks before stepping back into a post‑apocalyptic, tech‑driven feudal world, while a tech‑bro funding the play never sees the contradiction. Julian sees this as the film’s strongest point, showing how even overt criticism can end up reproducing the very power structures it pretends to attack.
Mole Rats Get Stressed When Earth's Magnetic Field Vanishes, Study Suggests
A recent study from the Max Planck Institute reveals that Ansell's mole rats experience stress when exposed to a near-zero magnetic field, suggesting they are highly sensitive to magnetic changes. This research, which hasn’t been peer-reviewed yet, utilized a new imaging method to create a brain atlas of the mole rats, mapping how their neurons react to magnetic fluctuations. When placed in a low magnetic field, the mole rats showed increased brain activity in areas linked to stress and anxiety, indicating they actively avoid these conditions. This finding challenges previous assumptions about how mammals sense magnetic fields and may influence future studies on magnetosensation in various species.
Researchers closing the gaps on high-temperature superconductors
Researchers are making strides in understanding high-temperature superconductors, which can conduct electricity without resistance at elevated temperatures. This has been a long-standing goal in physics, and recent studies are starting to fill in the gaps in our knowledge.
One promising avenue involves examining the materials at a molecular level, revealing how their atomic structures contribute to superconductivity. This research is still in its early stages, but it suggests that we might be closer to practical applications than we thought.
While we’re not there yet, the progress is encouraging. If these findings hold up, they could lead to more efficient energy systems and advancements in technology that rely on superconductors. It’s an exciting time in this field, and it’s worth keeping an eye on how these developments unfold.