Science
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Quantum Tunneling Visualized: Interactive Modes and Source v7.2.1
Quantum tunneling is showcased in interactive visualization that lets learners explore barrier heights and probability through modes like explore and calibrate.
Discovery: Hull 096 Becomes World's Largest Electric Vessel
Tasmania's Hull 096, a 130 m electric ship described as the largest electric ship, demonstrates battery-powered propulsion for decarbonising long-range shipping.
Discovery: Hull 096, 130m Electric Ship, World's Largest
130-meter electric ship Hull 096, built by a Tasmanian boatbuilder, demonstrates scalable propulsion powered entirely by batteries for long-distance shipping.
Discovery: Open-Source Weather on FreeBSD VPS Powers Fediverse
Open-source FediMeteo uses a €4 FreeBSD VPS to deliver a distributed weather feed across the Fediverse, serving thousands with low-cost, community-driven data.
Epigenetics: Paternal Sperm RNA Linked to Offspring Traits
Paternal sperm RNA and epigenetic inheritance are explored, with studies linking a father's diet or exercise to altered sperm RNA and offspring traits.
Anode-Free Battery Breakthrough Reaches 1,270 Wh/L in Lab
POSTECH reports 1,270 Wh/L in lab-scale anode-free lithium battery, a promising step toward longer EV ranges, though durability remains unproven.
Discovery: Open Source USBTMC to GPIB Bridge for Lab Access
Open source USBTMC based converter bridges USB to GPIB, letting laptops control legacy lab instruments without vendor hardware, boosting access for teaching.
CO2 Batteries Move Toward Real-World Grid Storage, Pilots Rise
CO2 batteries for long-duration grid storage are moving from lab tests to field pilots, with modular designs aimed at smoothing wind and solar output.
Personal Hetzner Server Mines Monero, Security Lessons
Monero mining on a personal Hetzner server was detected after an abuse report, showing how cryptomining malware can hijack self-hosted infrastructure.
Orbital Compute: LCOE $891/MWh vs $398/MWh on Earth
McCalip's analysis finds orbit-based compute possible but costlier than terrestrial data centers, with LCOE near $891/MWh and mass around 22 million kg.
Nanoscale Junction Finds Electricity Replacing UV Light
Nanoscale junctions enable reactions with electricity replacing UV light, using a small voltage to drive transformations that normally require UV light.