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What reptile"s bones can teach us about Earth"s perilous past

An extinct reptile's oddly shaped chompers, fingers, and ear bones may tell us quite a bit about the resilience of life on Earth, according to a new study......»»

Category: topSource:  physorgOct 1st, 2022

Astronaut’s photo shows Earth as you’ve never seen it before

NASA's oldest serving astronaut has shared an image taken from the space station that shows Earth in a most unusual way......»»

Category: topSource:  digitaltrendsRelated News12 hr. 24 min. ago

Advances in plate tectonics research provide a new view of deep Earth"s carbon emissions

From time to time, when Earth's tectonic plates shift, the planet emits a long, slow belch of carbon dioxide. In a new modeling study published in Geochemistry, Geophysics, Geosystems, R. Dietmar Müller and colleagues show how this gas released from.....»»

Category: topSource:  pcmagRelated News18 hr. 55 min. ago

Q&A: Looking at ancient Roman plagues through an environmental lens

A pit of human bones, potential evidence of a catastrophic epidemic that struck Constantinople in 541 A.D. Sulfur deposits trapped in polar ice, showing traces of a series of massive volcanic eruptions. For Brandon McDonald, these seemingly incongruo.....»»

Category: topSource:  physorgRelated NewsNov 7th, 2024

Nearly three years since launch, Webb is a hit among astronomers

Demand for observing time on Webb outpaces supply by a factor of nine. From its halo-like orbit nearly a million miles from Earth, the James Webb Space Telescope is seeing farther.....»»

Category: topSource:  arstechnicaRelated NewsNov 7th, 2024

SpaceX reveals date for next flight of Starship megarocket

The Elon Musk-led spaceflight company will attempt to catch the Super Heavy booster for a second time as it returns to Earth......»»

Category: topSource:  digitaltrendsRelated NewsNov 7th, 2024

Experiment reveals how Earth"s magnetic field influences flow in planet"s core

A trio of physicists, two with Coventry University, in the U.K., and the third with Laboratoire National des Champs Magnétiques Intenses, in France, has demonstrated how Earth's magnetic field may be influencing internal flow, using what they descri.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Ancient unicellular organism indicates embryonic development might have existed prior to animals" evolution

Chromosphaera perkinsii is a single-celled species discovered in 2017 in marine sediments around Hawaii. The first signs of its presence on Earth have been dated at over a billion years, well before the appearance of the first animals......»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Making farming better for bees: Can we breed crops that produce more nectar and pollen?

Where once there were vast areas of forest and other natural habitats, farmland now covers much of Earth—including 70% of the UK. This transition has helped feed a growing number of people......»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Microbial slime: The ultimate system to understand our planet

Billions of years ago, Earth was home to extreme environments, including intense UV radiation, frequent volcanic eruptions, and very high concentrations of carbon dioxide in the atmosphere. Yet, under these conditions, biofilms formed and within thes.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Earth 2 at 30: A look back at NBC’s big swing at sci-fi in the early ’90s

A long-forgotten sci-fi series premiered on NBC 30 years ago this month, but it paved the way for some of the shows that came after it......»»

Category: topSource:  digitaltrendsRelated NewsNov 6th, 2024

"The nastiest soils on Earth" are getting recognized as a bigger problem

Acid sulfate soils are characterized by their orange hue and their tendency to kill surrounding vegetation and fish. Anders Johnson's extensive research along Sweden's coastline reveals the widespread presence of these soils, underscoring their signi.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Testing thousands of RNA enzymes helps find first "twister ribozyme" in mammals

The "RNA world" hypothesis proposes that the earliest life on Earth may have been based on RNA—a single-stranded molecule similar in many ways to DNA—like some modern viruses. This is because, like DNA, RNA can carry genetic information, but, lik.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Earth underwent a massive, rapid melting period after the last global ice age, new study suggests

At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a slushy planet. Results from a Virginia Tech-led study provide the first direct geochemical evidence of the slushy planet—other.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Next-generation space materials blast off for tests on ISS

A new generation of space materials left Earth on November 5 as they head to the International Space Station (ISS) to undergo testing in the brutal conditions of low Earth orbit......»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Moon waves goodbye to Hera

As ESA's Hera mission for planetary defense departed its homeworld, it looked back to Earth to show the moon orbiting around it. In this sequence of images the terrestrial disk gradually shrinks as the spacecraft recedes away from it, and the moon mo.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Reconstructing plesiosaur swimming styles with a bio-inspired control system

A research group may have unraveled the mystery behind the locomotion of the ancient marine reptile, the plesiosaur, by recreating a bio-inspired control system that accounts for motion adjustment......»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Portal to the past: Geologist identifies metamorphic rock as a crucial feature of the ancient Earth"s carbon cycle

If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31. During the Proterozoic Eon—2.5 billion years to 543 million years ago—the sun was still a young star, much dimmer than today,.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Apophis: A new European space mission could get up close with a large asteroid that"s set to brush by Earth

The European Space Agency has given the go-ahead for initial work on a mission to visit an asteroid called (99942) Apophis. If approved at a key meeting next year, the robotic spacecraft, known as the Rapid Apophis Mission for Space Safety (Ramses),.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

China space station crew returns to Earth after 6 months in space

Three Chinese astronauts returned to Earth on Monday after a six-month stay on the Tiangong space station, part of China's effort to be a global leader in space exploration......»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Chinese space station crew returns after six months in orbit

A three-person Chinese crew returned to Earth early Monday after more than six months aboard the Tiangong space station, state news agency Xinhua reported......»»

Category: topSource:  physorgRelated NewsNov 3rd, 2024