科学与环境

James Webb reveals why planet formation is a race against time

来源: All Top News -- ScienceDaily · 发布于

JWST has revealed that young planetary systems lose their planet-building gas through a changing mix of powerful jets, molecular winds, and radiation-driven outflows. As the disks age and their gas disappears, giant planets face a shrinking window to build massive atmospheres.

JWST has revealed that young planetary systems lose their planet-building gas through a changing mix of powerful jets, molecular winds, and radiation-driven outflows. As the disks age and their gas disappears, giant planets face a shrinking window to build massive atmospheres.

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Bullfrog brains can make their own backup fuel
科学与环境

Bullfrog brains can make their own backup fuel

For decades, scientists believed most animals relied on a steady supply of glucose, the body's primary fuel source, to power their brains. When glucose runs out, neural activity begins to fail, potentially leading to lasting brain damage.

Phys.org - latest science and technology news stories ·

What's behind part-time work for men
科学与环境

What's behind part-time work for men

In Switzerland, 40% of the working population works part-time, according to 2025 figures from the Federal Statistical Office (FSO). Women account for the lion's share: 60% of women in the workforce are employed part-time, while only more than 1 in 5 men work part-time. These figu

Phys.org - latest science and technology news stories ·