They reveal that the chemical composition of the deep mantle has remained almost intact since the Earth's formation 4.5 ...

Syllabus: The NTA has put the official JEE Main 2026 Syllabus online on their website: jeemain.nta.nic.in. If you're planning ...

Underpinning all this progress is the work of Hiroshi Amano and his colleagues, who made a pivotal breakthrough in GaN ...

With higher efficiency and lower costs, perovskite–silicon tandem cells mark a breakthrough in solar tech. Can they truly ...

Could the future of clean energy hinge on the spin of a single electron? A new scientific review suggests it might.

The valence of oxygen is not -2 as in all other major mantle minerals, instead it varies around -1. This result indicates that like iron, oxygen may have multiple valence states in our planet's ...

In a groundbreaking discovery, scientists from Rice University have found a type of bacteria that can survive by releasing electricity instead of relying on oxygen. These microorganisms use a ...

However, oxygen's reactivity can be an issue if it builds up in tissues, where it can damage cellular components like DNA and proteins. That's why antioxidants, in moderation, are good for our health.

“In LMICs, only 89 million (30%) of the 299 million people who need oxygen for acute medical or surgical conditions receive adequate oxygen therapy, with the lowest access in sub-Saharan Africa.” ...

"First visualization of valence electrons reveals fundamental nature of chemical bonding." ScienceDaily. ScienceDaily, 21 August 2024. <www.sciencedaily.com / releases / 2024 / 08 / 240821124436.htm>.