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Clever Hans and the birth of rigorous science: how a dancing horse reshaped research
14 minutes ago•Source: The Conversation
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Colorado Ready for a Red-Hued Lunar Eclipse Tonight
Colorado will experience a near-total lunar eclipse Thursday night, turning the Moon a reddish hue; the eclipse begins around 8:30 p.m. and lasts until 1 a.m., with peak visibility between 9:45 and 10:45 p.m. and about 92–95% of the Moon in Earth's shadow. Most of the state should have a good view, though southern areas face higher cloud risk; for best results, seek darker skies away from city lights, and be ready to drive a bit for patches of clearer sky—telescopes or binoculars can help, but the naked eye should still deliver a striking show.
3.91 min•58 minutes ago
Hidden Heat in Mars’ Mantle Reveals Clues to the North-South Divide
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Auroras light up the night as a partial lunar eclipse dazzles tonight
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MTG-I2 Poised for Liftoff as Ariane 6 Carries Europe’s Next-Gen Weather Satellite
MTG-I2, the Meteosat Third Generation-Imager-2 satellite, has been encapsulated inside the Ariane 6 fairing and is on the launch pad in French Guiana for liftoff on 27 August; the fairing is closed, the upper segment hoisted onto the launcher, and the Mobile Gantry will roll away before countdown. After extensive testing in Cannes and transport to the spaceport, MTG-I2 will orbit for at least eight and a half years and will provide high‑resolution atmospheric data every 2.5 minutes to improve weather forecasts over Europe and northern Africa, aiding early warnings for severe storms and heavy rain. VA270 marks Ariane 6’s ninth launch, placing MTG-I2 into geostationary transfer orbit; the mission is led by ESA, built by Thales Alenia Space with OHB System and Leonardo, and operated by EUMETSAT after commissioning.
Hidden ancestors traced in modern genomes reshape human family tree
A new method called TRACE lets researchers scan modern human genomes for signals from long-lost populations, uncovering two ghost lineages that contributed to today’s DNA: a younger Africa-related lineage that interbred with Homo sapiens over 50,000 years ago and accounts for about 0.5%–1% of DNA, and a much older “super-archaic” lineage (diverging ~1.8 million years ago) that interbred with Denisovans and reached modern humans via that lineage. The team found traces of both ghost ancestries across populations in Africa, Europe, and Asia, suggesting deep, widespread admixture before the major Out-of-Africa migration. While likely linked to Homo heidelbergensis and Homo erectus candidates, the exact populations remain unknown; the study highlights how deep genealogies can illuminate human history and evolution, with future ancient DNA potentially confirming the lineages.
Utah’s hidden ice could become a billion-ton water source
Researchers estimate Utah’s rock glaciers store about 1 billion tons of ice (roughly 815,000 acre-feet), buried under rock and including the Timpanogos Rock Glacier. This buried ice could become a meaningful water source as the West warms, supporting alpine ecosystems and wildlife, though scientists still need to quantify how much melt contributes to streams and urban water supplies.
Ancient Mars May Have Been More Habitable Than Thought
A Nature study using NASA's Curiosity rover finds mud-crack formations indicating long-lasting water cycling on Mars, suggesting the planet could have supported life in the past and perhaps even hosted humans, though many questions remain about how and why conditions changed.
Autism Wiring Map Reveals Drug Targets
Scientists have produced the largest map of autism-related protein interactions by using AI and lab-grown brain organoids to show how genetic mutations rewire brain networks, creating a blueprint of protein wiring rather than a gene-by-gene target; the findings point toward therapies that stabilize disrupted protein complexes, with three drug-development programs already underway, though translating these insights into treatments will take time and may not cover all autism forms.
Firefly Unveils 3D-Printed Titanium Radar Mounts for Ti Seat Collars
Firefly has launched a 3D-printed titanium radar mount that integrates with its Titanium Seat Collars, allowing compatible Garmin or Wahoo radar inserts (e.g., Garmin Varia RearVue 820, RTL515, RTL315) to be mounted with adjustable angle and placement above or below the collar; the mount weighs as a lightweight accessory, and is priced at $125 while Titanium Seat Collars start at $120 (with a $13 discount if purchased together). Availability notes indicate initial stock sold out quickly but are back in production.
NASA's Roman Space Telescope Ready to Launch After Budget Drama
NASA's Nancy Grace Roman Space Telescope, after a scare of cancellation amid FY2026 budget cuts, has cleared political hurdles, was completed ahead of schedule and under budget, and is set for Aug. 30 liftoff on a SpaceX Falcon Heavy from Kennedy Space Center. It will head to the sun–Earth L2 point to probe dark matter and dark energy, discover exoplanets, and capture infrared images 50 times wider than JWST, marking a major milestone after nearly two decades and about $4 billion in development.
Whale Talk: Listening to Ocean Chatter to Save Them and Redefine Language
Scientists use hydrophones and AI-driven analysis to decode belugas’ infant babble and self-identifying calls, map dialects across humpbacks, orcas and sperm whales, and link vocal patterns to behavior and vulnerability. The work highlights how noise pollution, shipping and warming oceans affect communication and conservation, and it explores using acoustic data to inform targeted protections—while debates continue about whether whales truly have language and the ethics of attempts to converse with them.
Gut Microbes Transform Veggie Nitrates and Iron into Molecules Potentially Boosting Heart Health
Karolinska Institutet researchers found gut bacteria convert dietary nitrate and nonheme iron from vegetables into dinitrosyl iron complexes (DNICs), which circulate to tissues and may support cardiovascular and metabolic health. DNICs were absent in germ-free mice, confirming a microbiome role. In animal models, boosting DNIC levels improved blood pressure, vascular function, glucose control, and reduced liver fat, suggesting a mechanism by which vegetables may reduce disease risk, though human relevance and measurement methods require further study.
NASA's Roman Space Telescope: a spy-built infrared eye to map dark matter and distant worlds
NASA is preparing to launch the Nancy Grace Roman Space Telescope by August 2026. Built from former spy-telescope hardware, it will survey a wide swath of the sky to map the three-dimensional distribution of dark matter, measure the universe’s expansion with supernovae, detect rogue planets via microlensing, and test coronagraphic techniques to image Earth-like planets, using 18 large near-infrared detectors totaling about 300 megapixels—advancing detector technology that underpins Webb-era astronomy and laying groundwork for the Habitable Worlds Observatory.