Some weeks the science humbles the hype all on its own. This week, a billionaire-funded sporting event spent a fortune to prove drugs make you superhuman, and the drug-free athletes politely won anyway. Around that, we've got bacteria turning traitor inside tumors, synthetic embryos taking a five-day vacation to a space station, smoothies engineered for zero gravity, and one very strange mushroom story that the headlines are getting very wrong. Let's get into it.
Table of Contents
🏅 They Built a Doping Olympics. The Clean Athletes Won.
NEWS
Picture a sporting event whose entire pitch is that performance-enhancing drugs will shatter the limits of clean sport, backed by Peter Thiel and Donald Trump Jr.'s venture fund. Now picture three of its winners turning out to be athletes who weren't doping at all. That's the Enhanced Games, which made its debut at Resorts World Las Vegas on May 24 and accidentally produced the most expensive advertisement for staying natural in sporting history.
The format: take whatever you want, get medically supervised, skip the testing entirely. The organizers proudly disclosed that most competitors were on testosterone, with majorities also using growth hormone and stimulants. And yet American sprinter Fred Kerley ran the 100m clean (to protect his 2028 Olympic eligibility) and beat juiced rivals. The lone "world record" came from Greek swimmer Kristian Gkolomeev, who swam the 50m freestyle in 20.81 seconds for a 1.25-million-dollar payday. One problem: he wore a polyurethane supersuit of the type that swimming was banned back in 2009, which is why the swim won't be ratified by any sporting body. For reference, the official 50m freestyle mark of 20.88 has stood since March, set by Australian Cameron McEvoy, whose reaction to being "beaten" was a meme reading Seriously?! That's all you got!
To be fair, the strongman event was no kinder: Hafthor Bjornsson couldn't touch his own 501-kilogram deadlift record from 2020. World Aquatics, unamused, called the whole thing a circus, built on short-cuts. The pitch was that drugs would obliterate the gap between juiced and clean. The result proved that the gap is now roughly seven hundredths of a second, in a suit nobody's allowed to wear.
🦠 Cancer's Own Bacteria, Recruited as a Double Agent
RESEARCH
Tumors, it turns out, are not pristine clumps of rogue human cells. They are also crawling with bacteria, freeloaders living inside the tumor microenvironment. Researchers at the University of Illinois Chicago decided that if the bacteria are going to live there rent-free, they might as well be weaponized against the landlord.
The team built a small peptide called aurB, derived from a bacterial protein called auracyanin, and discovered that it slips into cancer cells, jams the enzyme ATP synthase, and cuts off the cell's energy supply. Think of it as quietly unplugging the tumor's power strip while it's mid-Zoom call. The bacteria were first spotted in breast tumor samples, then the peptide was tested in prostate cancer mouse models, where it worked best alongside radiation.
The clever part is what it doesn't depend on. The lab's earlier peptide, p28, leaned on a tumor-suppressor protein called p53 and had already reached human cancer trials, but p53 is mutated in roughly half of cancers, so it didn't always cooperate. aurB skips p53 entirely, which is why it works in tumors the older drug couldn't touch. Senior author Tohru Yamada noted that when paired with radiation, the tumor became much smaller.
Before anyone cancels their oncologist, the obligatory reality check: this is entirely preclinical, the dramatic shrinkage happened in mice with five animals per group, and aurB has a patent but not a single human trial yet. Still, recruiting a tumor's own squatters to sabotage it is a fittingly petty way to fight cancer, and we are here for it.
🛰️ China Sent "Embryos" to Space (Asterisks Required)
NEWS & RESEARCH
The headlines screamed that China launched human embryos to its space station. The reality is both less alarming and more interesting. What actually went up are synthetic embryo models, stem-cell-based structures that cannot develop into a fetus, built specifically to study early development without using real embryos.
The samples rode up on the Tianzhou-10 cargo craft, which docked with the Tiangong station on May 11. Project leader Yu Leqian, of the Chinese Academy of Sciences, was blunt about what they are: not a real human embryo, but a usable model of early human development. Two batches went up, one grown on uterine cells to mimic implantation, one in a microfluidic chip mimicking the stage where tissues and organs begin forming, with an automated system swapping their culture medium daily.
Why bother? Because nobody knows whether human development survives microgravity and cosmic radiation, and that's a load-bearing question for anyone fantasizing about Mars colonies. The animal hints are mixed but real: China grew mouse embryos in space back in 2016, and a 2023 Japanese experiment found mouse embryos hit the blastocyst stage 23.6% of the time in microgravity versus 61.2% on the ground, less than half the rate of the Earth control group.
The experiment was designed to last five days before the samples were frozen and shipped home for comparison with a ground-control set, so results are pending, and nothing here is peer-reviewed yet. Yu's stated goal, via South China Morning Post, was charmingly direct: can we reproduce in space, and I hope the answer is yes. Hope is not a method, but it's a start.
🥤 Astronaut Smoothies, Because Space Ruins Your Appetite
NEWS
Space does unpleasant things to eating. Between disrupted circadian rhythms and food that tastes like you've got a permanent head cold, astronauts tend to eat 25 to 30 percent fewer calories than they need, which accelerates the bone and muscle loss that microgravity is already inflicting. Not ideal when you're months from the nearest grocery store.
Enter the space smoothie. Researchers at the University of Adelaide and the University of Nottingham designed customizable fortified drinks, six recipes, where a single 330-mL serving delivers up to a third of your daily omega-3 fatty acids. First author Svenja Schmidt explained the choice of omega-3s bluntly: they may help protect against space radiation and increase the bone formation rate, tackling two space problems in one sip.
The engineering is sneakier than "throw fish oil in a blender." Mixing oil and water into a stable drink is hard enough on Earth and harder when nothing settles. The team used a low-energy emulsification trick in a microfluidic mixer to self-assemble nanometer-scale droplets that stay mixed without high-shear blending, the kind of process that should behave in microgravity. The texture, by their own admission, lands somewhere around flat soda, which makes sense given that bubbles don't rise when there's no up.
The honest caveat: nobody has actually tasted these in orbit, shelf life is unproven, and fish oil has a famous habit of turning rancid. The work comes out of Adelaide's ARC Centre of Excellence in Plants for Space, and co-lead Volker Hessel called contributing to the puzzle of human spaceflight a visionary privilege. Visionary smoothies. Sure. We'll allow it
🍄 No, Lion's Mane Did Not Cure Grandma's Alzheimer's
RESEARCH
This is the story the internet is busy mangling, so let's be precise. A case report describes an octogenarian woman with about a decade of Alzheimer's regaining speech and continence after a high dose of psilocybin-containing mushrooms. Psilocybin. The psychedelic kind. Not the lion's mane on your supplement shelf, despite what your wellness group chat is forwarding.
The details are striking on their face. After years of mostly monosyllabic speech, the patient was given 5 grams of mushrooms, and roughly 19 hours later began speaking spontaneously about her own life. Over the following days, she reportedly walked unaided and regained urinary continence she'd lost more than five years earlier. At one point, she remarked that it is pleasant to be there. As a moment, it's quietly moving. As evidence, it needs handcuffs.
The proposed mechanism is real enough: psilocybin hits serotonin 5-HT2A receptors and transiently desynchronizes the brain's large-scale networks, which is partly why psychedelics are being seriously explored for dementia at all. But this is one patient, from a private clinic, and the authors themselves admit they used no standardized cognitive scales and cannot establish causality. No MMSE, no MoCA, no biomarkers, no proof this wasn't the natural ebb and flow of the disease.
As for the lion's mane, everyone's confusing this with: that mushroom is the better-studied cognitive cousin, and even its human evidence stays mixed, drawn from small and short trials. One remarkable anecdote is a reason to fund a trial, not to raid the mushroom aisle.
This week's throughline practically writes itself: the gap between the press release and the data is where all the interesting stuff lives. A drug-soaked Olympics got out-sprinted by sobriety. A "human embryo" panic turned out to be careful stem-cell modeling with a five-day curfew. A miracle mushroom cure is one uncontrolled case the internet has already misidentified. The science underneath is often real and worth your attention. The marketing wrapped around it almost never is.
So which one got you? Are you rooting for the clean athletes, the traitor bacteria, or the flat-soda smoothies? Hit reply and tell us, we read everything, including the takes we disagree with. And if you know someone who needs reminding that "revolutionary" is a word, not a result, forward this their way.
Keep questioning everything (especially the press release),
P.S. To our Finnish readers: while the rest of the world argues about whether you can reproduce in zero gravity, you've already proven a human can survive a 90°C sauna followed by a hole in a frozen lake. Tiangong is adorable. Kiitos for sticking with us.