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Tiny channels between plant cells respond to wound alerts through hydrogen peroxide bursts

When a person falls and gets a cut or a scrape, they often use hydrogen peroxide to clean the wound. This molecular compound is also produced within our cells, helping our immune system build its defenses against harmful bacteria or other pathogens. Hydrogen peroxide is produced

Phys.org - latest science and technology news stories · 2026年10月6日 18:50

科学与环境

A gamma-ray burst's engine stayed active for nearly a month, breaking the previous record

Astronomers have observed the longest-lasting central engine activity ever recorded from a gamma-ray burst. The burst occurred at a redshift of 0.8577, and the activity lasted about 27 days in the burst's own rest frame—around 20 days longer than the previous record. The paper, p

Phys.org - latest science and technology news stories · 2026年10月6日 17:20