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Did Venus ever have oceans?

The planet Venus can be seen as the Earth's evil twin. At first sight, it is of comparable mass and size as our home planet, similarly consists mostly of rocky material, holds some water and has an atmosphere. Yet, a closer look reveals striking diff.....»»

Category: topSource:  physorgOct 13th, 2021

As climate change and pollution imperil coral reefs, scientists are deep-freezing corals to repopulate future oceans

Coral reefs are some of the oldest, most diverse ecosystems on Earth, and among the most valuable. They nurture 25% of all ocean life, protect coasts from storms and add billions of dollars yearly to the global economy through their influences on fis.....»»

Category: topSource:  physorgRelated NewsMar 31st, 2024

New electrochemical technology could de-acidify the oceans—and even remove carbon dioxide in the process

In the effort to combat the catastrophic impacts of global warming, we must accelerate carbon emissions reduction efforts and rapidly scale strategies to remove carbon dioxide (CO2) from the atmosphere and the oceans. The technologies for reducing ou.....»»

Category: topSource:  physorgRelated NewsMar 30th, 2024

The company building a rotating detonation engine is pushing the tech forward

"I'm convinced that this is going to be the engine that unlocks the hypersonic economy." Enlarge / A Venus Aerospace drone makes a powered flight. (credit: Venus Aerospace) Venus Aerospace conducted its first powered fli.....»»

Category: topSource:  arstechnicaRelated NewsMar 27th, 2024

Additional nutrients intensify dead zones in oceans, researchers find

As more and more nutrients from land and air enter the world's oceans, the dead zones without oxygen in the water will increase in size and intensity. That is the warning that Ph.D. student Zoë van Kemenade, an organic geochemist at NIOZ, draws from.....»»

Category: topSource:  physorgRelated NewsMar 26th, 2024

Machine learning model demonstrates effect of public breeding on rice yields in climate change

Climate change, extreme weather events, unprecedented records in temperatures, and higher, acidic oceans make it difficult to predict the long-term fate of modern crop varieties......»»

Category: topSource:  physorgRelated NewsMar 25th, 2024

Signs of life detectable in single ice grain emitted from extraterrestrial moons, experimental setup shows

The ice-encrusted oceans of some of the moons orbiting Saturn and Jupiter are leading candidates in the search for extraterrestrial life. A new lab-based study led by the University of Washington in Seattle and the Freie Universität Berlin shows tha.....»»

Category: topSource:  physorgRelated NewsMar 22nd, 2024

Across oceans and millennia: Decoding the origin and history of the bottle gourd

In a fascinating dive into the past, a team of researchers from the Boyce Thompson Institute (BTI) and USDA has uncovered intriguing details about the origins and spread of the bottle gourd, one of the oldest domesticated crops......»»

Category: topSource:  physorgRelated NewsMar 20th, 2024

Life"s building blocks are surprisingly stable in Venus-like conditions: Study

If there is life in the solar system beyond Earth, it might be found in the clouds of Venus. In contrast to the planet's blisteringly inhospitable surface, Venus' cloud layer, which extends from 30 to 40 miles above the surface, hosts milder temperat.....»»

Category: topSource:  physorgRelated NewsMar 20th, 2024

Planet "on the brink", with new heat records likely in 2024: UN

Global temperatures "smashed" heat records last year, as heat waves stalked oceans and glaciers suffered record ice loss, the United Nations said Tuesday—warning 2024 was likely to be even hotter......»»

Category: topSource:  physorgRelated NewsMar 19th, 2024

Range-shifting fishes are climate-change losers, according to new research

The warming of the Earth's oceans due to climate change is affecting where the world's fishes live, eat, and spawn—and often in ways that can negatively impact their populations. That's according to a new paper published in the journal Nature Ecolo.....»»

Category: topSource:  physorgRelated NewsMar 12th, 2024

Video: New radar mission for Europe

The upcoming Copernicus Radar Observation System for Europe in L-band (ROSE-L) will provide continuous day-and-night all-weather monitoring of Earth's land, oceans and ice, and offer frequent observations of Earth's surface at a high spatial resoluti.....»»

Category: topSource:  pcmagRelated NewsMar 8th, 2024

Eight new deep-sea species of marine sponges discovered

Although marine sponges are widespread in the oceans, their biodiversity and distribution is still poorly known. Even though the Mediterranean Sea is the most explored sea on Earth, a study by Julio A. Díaz and colleagues, published in PeerJ, reveal.....»»

Category: topSource:  physorgRelated NewsMar 7th, 2024

Global hot streak continues. February, winter, world"s oceans all break high temperature marks.

For the ninth straight month, Earth has obliterated global heat records—with February, the winter as a whole and the world's oceans setting new high-temperature marks, according to the European Union climate agency Copernicus......»»

Category: topSource:  theglobeandmailRelated NewsMar 7th, 2024

All pirate relic locations in Final Fantasy 7 Rebirth

Late in Final Fantasy 7 Rebirth is an objective that sends you across the open oceans in search of pieces of a treasure. Here are all four locations......»»

Category: topSource:  digitaltrendsRelated NewsMar 6th, 2024

Fossils of giant sea lizard with dagger-like teeth show how our oceans have fundamentally changed since the dinosaur era

Paleontologists have discovered a strange new species of marine lizard with dagger-like teeth that lived near the end of the age of dinosaurs. Their findings, published in Cretaceous Research, show a dramatically different ocean ecosystem to what we.....»»

Category: topSource:  physorgRelated NewsMar 5th, 2024

Emergency atmospheric geoengineering wouldn"t save the oceans

Climate change is heating the oceans, altering currents and circulation patterns responsible for regulating climate on a global scale. If temperatures dropped, some of that damage could theoretically be undone......»»

Category: topSource:  physorgRelated NewsMar 1st, 2024

Building bionic jellyfish for ocean exploration

Jellyfish can't do much besides swim, sting, eat, and breed. They don't even have brains. Yet, these simple creatures can easily journey to the depths of the oceans in a way that humans, despite all our sophistication, cannot......»»

Category: topSource:  physorgRelated NewsFeb 28th, 2024

Global dataset shows protecting fish doesn"t have to mean neglecting people

With fish stocks declining globally, more than 190 countries recently made a commitment to protect about a third of the world's oceans within "Marine Protected Areas," or MPAs by the year 2030. But these designated areas of the ocean where fishing is.....»»

Category: topSource:  pcmagRelated NewsFeb 26th, 2024

A new theoretical development clarifies water"s electronic structure

There is no doubt that water is significant. Without it, life would never have begun, let alone continue today—not to mention its role in the environment itself, with oceans covering over 70% of Earth......»»

Category: topSource:  pcmagRelated NewsFeb 26th, 2024

Earth"s early evolution: Fresh insights from rocks formed 3.5 billion years ago

Our Earth is around 4.5 billion years old. Way back in its earliest years, vast oceans dominated. There were frequent volcanic eruptions and, because there was no free oxygen in the atmosphere, there was no ozone layer. It was a dynamic and evolving.....»»

Category: topSource:  physorgRelated NewsFeb 25th, 2024