Beneath 300 kilometers: Scientists find first natural evidence of nickel-rich alloys deep in mantle

PHYSorg
Sep 22, 2025, 5:00 am101 pts
Earth's mantle is a restless, enigmatic engine that powers volcanism, recycles crust, and regulates the long-term evolution of the planet. But one of its most elusive characteristics—the redox state, or the balance of oxidized and reduced chemical species—remains difficult to measure directly.

Read Article Share
Share Article
- email
- twitter
- facebook
- pocket
- reddit
- tumblr
- linkedin
- pinterest

Trending Today on EcoTopical

Hawaii Hits Milestone in Rooftop Solar

CleanTechnica

Hawaii Hits Milestone in Rooftop Solar 125

ENN

Chemists at Paderborn University Discover New Way to Break Down Nitrous Oxide, a Climate Pollutant 124

Carbon Leakage in the Aviation Sector: Is it a problem, and if so, what can be done to address it?

CleanTechnica

Carbon Leakage in the Aviation Sector: Is it a problem, and if so, what can be done to address it? 123

Marine life are thriving on Nazi missile debris in the Baltic Sea: Study

Mongabay

Marine life are thriving on Nazi missile debris in the Baltic Sea: Study 120

Inside the Indonesian boomtowns powering the world’s electric vehicles

Grist

Inside the Indonesian boomtowns powering the world’s electric vehicles 117

Sorry soda lovers, new study has bad news for your liver

EHN

Sorry soda lovers, new study has bad news for your liver 117

ENN

2023 Ocean Heatwave ‘Unprecedented but Not Unexpected’ 113

Prime Day Green Deals hub – EVs, power stations, electric tools, eco-friendly appliances, more

Electrek

Prime Day Green Deals hub – EVs, power stations, electric tools, eco-friendly appliances, more 112

About EcoTopical

Welcome to EcoTopical Your daily eco-friendly green news aggregator.

Leaf through planet Earths environmental headlines in one convenient place. Read, share and discover the latest on ecology, science and green living from the web's most popular sites.

Featured

EPA reverses stance on coke oven rules that U.S. Steel called unachievable

More than 20 EU politicians test…

More than 20 EU politicians test positive for forever chemicals in their blood

EVs Take A Record 98.9% Share In Norway…

EVs Take A Record 98.9% Share In Norway – Tesla Model Y Dominates

Record flooding hits Vietnam city, eight killed in north

New Zealand's seas warming faster than global average: Report

Los Alamos and the University of…

Los Alamos and the University of Michigan Want To Build a National Security and…

Arizona Rural Grassroots Organizers Take…

Arizona Rural Grassroots Organizers Take on Industrial Developers, Aided by…

Africa’s largest freshwater lake could…

Africa’s largest freshwater lake could be site of Kenya’s nuclear power plant

Tesla doesn’t want to sell its new…

Tesla doesn’t want to sell its new cheaper Model Y, here’s why

Brazil Supreme Court creates park to…

Brazil Supreme Court creates park to honor last man of the Tanaru people