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Plants & Animals Oct 15, 2026

Two brain circuits coordinate fruit flies' wing and leg movements to threaten rivals

Limbs evolved as a means of locomotion. From the primitive rotating flagella of bacteria to the wings of flies and even our own legs, animals use these appendages to travel to find food or mates or escape predators. But in ...

Space Exploration Oct 15, 2026

How did Mars get its moons? Japan's MMX space mission aims to solve the puzzle

The Earth got its moon when a small planet collided with our planet more than 4 billion years ago. This impact hurled molten rock into space, which eventually coalesced to form the satellite we can see every night from across ...

Plants & Animals Oct 15, 2026

Researchers find that some weeds get supercharged by an indirect hit of herbicide

A brush with low doses of the herbicide dicamba spurs oxalis, a weed commonly known as wood sorrel, to produce more flowers, University of Michigan researchers have discovered. The finding suggests that farmers and homeowners ...

Ecology Oct 15, 2026

Better together? Coral fusion could throw bleached reefs a lifeline

When corals are stressed by pollution, high water temperatures or other environmental changes, they can lose the microscopic algae living inside them and on which they depend for food. As a result, they turn white, a phenomenon ...

Molecular & Computational biology Oct 15, 2026

New DNA sequencing methods detect rare mutations acquired as bodies grow and age

Somatic mutations, the DNA changes that occur as our bodies grow and age, not only hold an important key to cancer but are emerging as the seeds of a wide range of common, noncancerous diseases. The Somatic Mosaicism across ...

Education Oct 15, 2026

How COVID reshaped college grading

Twenty-three Indiana University undergraduates are co-authors on a new study examining how the pandemic reshaped college grading, the result of a semester-long research seminar that took them from a classroom question to ...

Earth Sciences Oct 15, 2026

Nearly 600 California earthquakes help validate models that forecast next-day seismic risk

The University of Bristol–led study, published in Nature Communications, could help millions of people living in earthquake-prone countries make better-informed decisions about seismic risk, particularly during ongoing periods ...

Ecology Oct 15, 2026

El Niño a 'terrifying' threat to coral reefs: UN biodiversity expert

A super El Niño fueling record ocean temperatures poses a "terrifying" threat to the world's fragile coral reefs, the chair of the U.N.'s expert nature panel told AFP.

Plants & Animals Oct 15, 2026

Plants use a molecular measuring tape to tell fungal friend from foe

Chitin, a chain of repeating sugar molecules, is the main building block of fungal cell walls. When fungi grow or are broken down, fragments of chitin chains of different lengths end up in the soil, and plants detect them ...

Plants & Animals Oct 15, 2026

In plants, sense of time is connected with sense of danger

Salty soil is a growing threat to crops worldwide. Hotter, drier weather has increased evaporation rates, drawing moisture from the soil and leaving behind concentrated mineral salts. At the same time, water shortages are ...

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