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Prehistoric whale reveals extreme skull asymmetry
المصدر: Phys.org - latest science and technology news stories · نُشر
Sperm whales and pygmy sperm whales are known among mammals for their unusually shaped heads. Unlike most vertebrates, which are bilaterally symmetrical, toothed whales have asymmetrical skulls that accommodate highly specialized organs used for echolocation and sound production.
Sperm whales and pygmy sperm whales are known among mammals for their unusually shaped heads. Unlike most vertebrates, which are bilaterally symmetrical, toothed whales have asymmetrical skulls that accommodate highly specialized organs used for echolocation and sound production.
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Human bodies produce 2 billion metric tons of CO2 a year just by staying alive
Humans collectively produce more than 2 billion tonnes of carbon dioxide annually just by turning food into energy, a 74% increase over three decades largely driven by population growth. Unlike fossil fuel emissions, however, the CO2 we exhale is part of the natural carbon cycle,
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Satellite monitoring of the world's oceans is being restricted by legal barriers, study suggests
Satellite technology can increasingly track vessels across the world's oceans and has the ability to detect industrial fishing inside marine protected areas (MPAs). But new research has suggested that regulations governing these often vulnerable parts of our planet could be preve
Phys.org - latest science and technology news stories ·
Repeated racism linked to depression and suicidal thoughts in Colorado teens
Knowing that multiple studies provide strong evidence that links racism to poor mental health, researchers at the University of Colorado Anschutz wanted to know what types of racist incidents young people are experiencing in schools and if repeated events were more harmful to the
Phys.org - latest science and technology news stories ·
The art of good conversation may involve a little pink noise
Most of us like a good old chat with friends, colleagues, neighbors or acquaintances. But what can turn a really good chat into a great one? Sure, conversation topics matter, but scientists have found underlying patterns that may explain our best interactions.
Phys.org - latest science and technology news stories ·
Smart use of trees and crops brings best yield
Cultivating crops—such as wheat, barley and rye—alongside rows of trees is a system of agroforestry that is known as "alley-cropping." It serves many functions: in addition to enhancing ecosystems and biodiversity, it can also counteract the negative effects of growing crops in t
Phys.org - latest science and technology news stories ·