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When plant roots are injured—by insects, for example—the pressure inside the root drops, and a pressure wave spreads rapidly throughout the root system. In neighboring roots, tiny proteins that act as mechanical pressure sensors detect the change and generate electrical and calcium signals.
We haven't written up this one. Phys.org has the full story — the link below goes straight to it.
MALALA DRIFT, South Africa — In Malala Drift, near the town of Musina in South Africa’s Limpopo province, drought and unreliable access to water are threatening the livelihoods of farmers.
Experiment suggests organisms could live in harsh environment under Enceladus’s icy crust, strengthening possibility moon could support life From the moment scientists spotted plumes of water erupting…
When Pliny the Younger recorded his firsthand experience of the eruption of Mount Vesuvius 2,000 years ago—a cataclysm that buried Pompeii and killed his uncle, Pliny the Elder—he provided enough…
What are the chances of finding extraterrestrial life in our solar system? Frank Postberg, a professor of planetary science at Freie Universität Berlin, has published a study in Science Advances with…
Our brains internally represent the outside world through the coordinated activity of billions of neurons. A single neuron responds unreliably: Even when the same stimulus is shown repeatedly, its…
New research shows that slow nasal breathing directly reduces anxiety by activating a specific nose-to-brain circuit, while fast breathing worsens it.
