Tag: earth

Over 20 years ago, then Indonesian president Megawati Soekarnoputri banned the export of sea sand from her archipelago nation. The ban was in response to the widespread environmental and economic damage it was causing. Unchecked sea sand...
Chirality refers to objects that cannot be superimposed onto their mirror images through any combination of rotations or translations, much like the distinct left and right hands of a human. In chiral crystals, the spatial arrangement...

NASA proposes cheaper, quicker way to get Mars rocks and soil to Earth

NASA is pitching a cheaper and quicker way of getting rocks and soil back from Mars, after seeing its original plan swell to $11...

Sunken worlds under the Pacific? High-res models reveal workings of Earth’s mantle

Geophysicists at ETH Zurich are using models of the lower mantle to identify areas where earthquake waves behave differently than previously assumed. This indicates...

2024 was Earth’s hottest year, continuing the global warming trend

Earth reached its warmest year on record in 2024, according to data from the European Union's Copernicus Climate Change Service, Europe's leading environmental monitoring...

Scientists have identified an estimated 10% of all species on Earth. Here’s what they found in 2024

A toothy toadstool. A vegetarian piranha with a distinctive mark. And a pygmy pipehorse floating in the Indian Ocean shallows. These wild wonders were among...

From Earth to alien worlds: Exploring the fundamental limits to life

Extraterrestrial and artificial life have long captivated the human mind. Knowing only the building blocks of our own biosphere, can we predict how life...

How to find a comet before it hits Earth

How do you find a comet that could pose a threat to Earth but hasn't passed our planet in the last 200 years or...

Lessons from Earth’s hottest epoch in the last 65 million years: How global warming could shrink the tropics’ rain belt

Earth's tropical rain belt, responsible for monsoons that sustain billions of people and vibrant ecosystems, has long been a reliable feature of the planet's...

New evidence of organic material identified on Ceres, the inner solar system’s most water-rich object after Earth

Six years ago, NASA's Dawn mission communicated with Earth for the last time, ending its exploration of Ceres and Vesta, the two largest bodies...

Massive asteroid impacts did not change Earth’s climate in the long term, research finds

Two massive asteroids hit Earth around 35.65 million years ago, but did not lead to any lasting changes in the Earth's climate, according to...

Minerals in hot springs performed a key chemical reaction for early life on Earth, new study confirms

One of the biggest scientific mysteries is where life on Earth started. Research has often focused on the role of deep-sea hydrothermal vents—those towering structures...

Feces, vomit offer clues to how dinosaurs rose to rule Earth

Feces, vomit and fossilized food from inside stomachs have provided new clues into how dinosaurs rose to dominate Earth, a new study revealed on...

Powerful new US-Indian satellite will track Earth’s changing surface

Data from NISAR will improve our understanding of such phenomena as earthquakes, volcanoes, and landslides, as well as damage to infrastructure. We don't always notice...

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