Friday, May 16, 2025

Traces of 10,000-year-old ancient rice beer found

Uncovering early alcoholic beverage brewing.

Using a multiproxy approach, the research team analyzed phytoliths, starch, and fungi microfossils found in pottery vessels from the earliest phase of the Shangshan site to understand ancient practices. They uncovered evidence of rice beer dating back about 10,000 years at the Shangshan site in Zhejiang Province, China. These findings provide new insights into the origins of alcoholic beverage brewing in East Asia.

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Axial Seamount features a large caldera on the seafloor, formed by the collapse of its magma chamber. Credit: Deborah Kelley

Axial Seamount: Underwater Volcano Poised to Erupt

A rare glimpse into Earth’s hidden forces—scientists brace for a deep-sea eruption off Oregon’s coast.

Axial Seamount, an underwater volcano 300 miles off Oregon’s coast, is showing strong signs of an impending eruption—the first since 2015. Though invisible from land, its activity is closely monitored by the Regional Cabled Array, providing real-time data on earthquakes, lava flows, and deep-sea ecosystems. Scientists are eager to study this eruption to better understand Earth's geological processes and improve eruption predictions. While harmless to people, Axial’s eruptions reshape the seafloor, impact hydrothermal vents, and reveal how life thrives in extreme environments—offering a rare window into the power beneath our oceans.

Science
yellowstone lake

A magma cap beneath Yellowstone National Park

An eruption is not imminent.

Scientists have identified a magma cap beneath Yellowstone National Park, located about 2.4 miles (3.8 km) below the surface. This cap acts as a pressure-regulating layer, preventing magma from rising too quickly and reducing the likelihood of an eruption. The cap consists of molten silicate materials, supercritical water, and porous rock, which trap heat and gas within the volcanic system. Researchers used seismic imaging and advanced modeling to study its structure.

carbon dioxide symbol on green background

Novel material can convert CO₂ into fuel

Hybrid Tincone Material Enhances Stability and Electrochemical Performance

Researchers have developed a stable metalcone thin film for converting atmospheric CO₂ into methanol, a liquid fuel. By mildly annealing tincone at 250°C, they improved its stability in aqueous solutions while enhancing its electrochemical properties. This breakthrough overcomes a major challenge in using Metalcones for carbon reduction applications. The next step involves integrating this engineered material into real-world systems to assess its efficiency in CO₂ conversion. This innovation paves the way for more sustainable fuel production and advances in photoelectrochemical applications.

Largest Organic Molecules Ever Found on Mars Hint at Complex Chemistry

Martian Clues to Life? NASA Rover Finds Large Organic Molecules on...

Discovery of Hydrocarbons Strengthens Case for Ancient Habitability

NASA’s Curiosity rover has detected the largest organic molecules ever found on Mars—decane, undecane, and dodecane. These hydrocarbons, believed to be fragments of fatty acids, suggest that Mars' organic chemistry may have been more complex than previously thought. The findings support the possibility that ancient Mars had the right conditions for life. Scientists emphasize the need to bring samples back to Earth for deeper analysis, as Curiosity's instruments may not detect even larger, more complex molecules that could further reveal Mars’ potential for past life.

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