Search results for Planet Nine

Planetary Sciences Feb 18, 2023

NASA's planetary radar captures detailed view of oblong asteroid

On Feb. 3, an asteroid more than three times as long as it is wide safely flew past Earth at a distance of about 1.1 million miles (1.8 million kilometers, or a little under five times the distance between the Moon and Earth). ...

Environment Feb 15, 2023

North American mountain vegetation is rapidly shifting higher as the climate warms

In mountainous western North America, vegetation cover has moved upward at a rapid rate over the past several decades, according to a study published in PLOS Climate by James R. Keller at Brown University, Providence, Rhode ...

Ecology Feb 14, 2023

Chicken and farmed salmon have remarkably similar environmental footprints

We love our chicken. We love our salmon. Thanks to how we farm these two popular proteins, their environmental footprints are surprisingly similar.

Environment Feb 13, 2023

New data gives NOAA more extensive picture of global climate

NOAA's National Centers for Environmental Information (NCEI) is updating its current global climate dataset to provide more information about the Earth's climate, while also extending the planet's observed temperature record ...

Earth Sciences Jan 12, 2023

NASA says 2022 fifth warmest year on record, warming trend continues

Earth's average surface temperature in 2022 tied with 2015 as the fifth warmest on record, according to an analysis by NASA. Continuing the planet's long-term warming trend, global temperatures in 2022 were 1.6 degrees Fahrenheit ...

Environment Jan 9, 2023

Speciesism, like racism, imperils humanity and the planet

With the world's population topping 8 billion last year, it's clear that humans have achieved a unique status in Earth's history. We are the only creature that dominate all other organisms on the planet, from animals and ...

Environment Jan 5, 2023

Study creates new open-access database to better identify plastic pollution sources

Research led by the Monterey Bay Aquarium and MBARI (Monterey Bay Aquarium Research Institute) provides a new open-access Raman spectral library that can be used to detect molecular "fingerprints" of particles and better ...

Earth Sciences Dec 20, 2022

Early forests did not significantly change the atmospheric CO2, finds paleoclimate modeling study

Scientists have discovered that the atmosphere contained far less CO2 than previously thought when forests emerged on our planet, the new study has important implications for understanding how land plants affect the climate.

Space Exploration Dec 7, 2022

Will we ever go back to explore the ice giants? Yes, if we keep the missions simple and affordable

It's been over 35 years since a spacecraft visited Uranus and Neptune. That was Voyager 2, and it only did flybys. Will we ever go back? There are discoveries waiting to be made on these fascinating ice giants and their moons.

Astronomy Dec 5, 2022

Cosmic ray counts hidden in spacecraft data highlight influence of solar cycle at Mars and Venus

Measurements by ESA's long-serving twin missions, Mars Express and Venus Express, have captured the dance between the intensity of high-energy cosmic rays and the influence of the sun's activity across our inner solar system.

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