Search results for three-body energies

Plants & Animals Jan 28, 2022

Gut microbes help hibernating ground squirrels emerge strong and healthy in spring

Ground squirrels spend the end of summer gorging on food, preparing for hibernation. They need to store a lot of energy as fat, which becomes their primary fuel source underground in their hibernation burrows all winter long.

Astronomy Jan 24, 2022

Webb's journey to L2 Is nearly complete

On Monday, Jan. 24, engineers plan to instruct NASA's James Webb Space Telescope to complete a final correction burn that will place it into its desired orbit, nearly 1 million miles away from the Earth at what is called ...

Plants & Animals Jan 12, 2022

Is more better? Amounts and frequency of milk replacer fed to calves under heat stress

Calves raised during the heat of summer have reduced growth, increased disease incidence, and higher mortality rates compared with those raised in temperate environments or neutral thermal conditions. The reduced average ...

General Physics Jan 10, 2022

Manifolds in commonly used atomic fingerprints lead to failure in machine-learning four-body interactions

Atomic environment fingerprints, or structural descriptors, are used to describe the chemical environment around a reference atom. Encoding information such as bond-lengths to neighboring atoms or coordination numbers, these ...

Biochemistry Jan 10, 2022

New DNA-peptide molecules developed

When scientists discovered DNA and learned how to control it, not only science but society was revolutionized. Today, researchers and the medical industry routinely create artificial DNA structures for many purposes, including ...

Astronomy Dec 28, 2021

Drunken solution to the chaotic three-body problem

The three-body problem is one of the oldest problems in physics: It concerns the motions of systems of three bodies—like the sun, Earth, and the moon—and how their orbits change and evolve due to their mutual gravity. The ...

Evolution Dec 23, 2021

Earth's first-known giant was as big as a sperm whale

The two-meter skull of a newly discovered species of giant ichthyosaur, the earliest known, is shedding new light on the marine reptiles' rapid growth into behemoths of the Dinosaurian oceans, and helping us better understand ...

Environment Dec 23, 2021

Unprecedented die-offs, melting ice: Climate change is wreaking havoc in the Arctic and beyond

Forces profound and alarming are reshaping the upper reaches of the North Pacific and Arctic oceans, breaking the food chain that supports billions of creatures and one of the world's most important fisheries.

Quantum Physics Dec 21, 2021

Trapped ion technique prevents their quantum particles from reaching equilibrium

A Persian adage, notably wielded by Abe Lincoln and the band OK Go, expresses the ephemeral nature of the world: "This, too, shall pass."

Planetary Sciences Dec 21, 2021

Floating 'aerobats' could be the best way to explore the cloud tops of Venus

According to multiple lines of evidence, Venus was once a much different planet than it is today. But roughly 500 million years ago, a massive resurfacing event triggered a runaway greenhouse effect that led to the poisonous ...

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