Earth's Axial Tilt Makes Continents Appear to Shift Seasonally
The same 23.5-degree tilt that drives the seasons also causes the apparent positions of continents to wander over the course of a year.
Science
Space, physics, materials, and general research.
Post-Paris Emissions Intensified Europe's Recent Heat Waves
A new study finds that greenhouse gases emitted since the 2015 Paris Agreement have measurably worsened recent European heat waves.
Exoskeletons Enter Real-World Use in Rescue, Industry, and Combat
Powered exoskeletons are moving beyond the lab, with rescue teams, militaries, and warehouse operators testing them for real-world tasks.
Gold nanoplasmonic chip tracks Parkinson's drug response in mini-brains
An organoid-on-a-chip with a nanoplasmonic sensor verifies Parkinson's treatment efficacy in real time.
Fall Equinox Tuesday: Equal Day and Night Marks Season Shift
The autumnal equinox arrives Tuesday, bringing roughly equal daylight and darkness and signaling the start of fall in the Northern Hemisphere and spring in the Southern Hemisphere.
New Electron Diffractometer Reveals Hidden Hydrogen Atoms
A microcrystal electron diffractometer now makes it possible to pinpoint hydrogen atoms in crystals, shedding light on reactions central to clean fuel and catalysis.
VR helps students with dyslexia learn English vocabulary, pilot study finds
A pilot study of 30 learners suggests virtual reality can boost English vocabulary scores more than conventional instruction alone for students with dyslexia.
Mathematicians use billiard balls to probe the limits of prediction
Mathematicians recast a familiar game as a computational model to explore how much of the future can be known.
Current pulses adjust compensation temperature for spintronic memory
DGIST researchers show that current pulses can tune a ferrimagnet's spin configuration, a step toward next-generation spintronic memory.
RNA's Unique Chemistry May Explain How Life Began
New research suggests a subtle chemical difference helps RNA form droplets that could have concentrated the building blocks of life.
97-Million-Year-Old Fossils Suggest Ancient Animals Had Magnetic GPS
Tiny magnetic fossils from the Cretaceous may be the oldest evidence of animals navigating by Earth's magnetic field.
Simulations and JWST show early galaxies enriched the cosmos with heavy elements
New simulations and JWST observations agree that the first galaxies rapidly spread carbon, oxygen, and other heavy elements into space, reshaping the early universe.
Chang'e-6 lunar soil reveals new magnetic mineral γ-Fe
A rare form of metallic iron found in Chang'e-6 impact glass could preserve records of the Moon's ancient magnetic field.
Supporting Early Math at Home: What Families Should Know
A new article addresses the mix of excitement and anxiety parents feel as children enter kindergarten or first grade, and how families can help with early math.
California Fault Stress at 1,000-Year High, Study Finds
A new simulation suggests stress on Southern California's San Andreas and San Jacinto faults is at its highest in a millennium, with the Cajon Pass junction acting as a potential 'earthquake gate.'
Electrons crawl in unison in surprising quantum state
A layered magnetic material reveals a slow, coherent electron state that defies existing theory.
AI model predicts bitter peptides in fermented foods and protein powders
A new AI tool can predict which peptides cause bitterness, helping food makers design better-tasting fermented products and protein powders.
Juice spacecraft slingshots past Earth, gains speed for Jupiter
ESA's Juice probe used a close Earth flyby to reshape its trajectory toward Jupiter while testing its instruments and saving fuel.