For instance, potassium can be replaced by cations such as calcium or hydrogen, and vice versa. The total number of cations a soil can hold--or its total negative charge--is the soil's cation exchange ...

The CAS statement we sent you contains a list of information that LSE has supplied to UK Visas and Immigration (UKVI) in order to generate your individual CAS. The CAS is a unique reference number and ...

Phthalates are even in your body. Nearly all Americans have phthalate byproducts in their urine, says Ami Zota, associate professor of environmental and occupational health at George Washington ...

The following is an extract from our climate newsletter Fix the Planet. Sign up to receive it for free in your inbox every month. Hydrogen is often described as the champagne of green energy ...

Everyone and their pet hamster probably knows that the most common way to produce hydrogen is via the electrolysis of water, but there are still a number of steps between this elementary knowledge ...

Hydrogen has the potential to play an important role as a sustainable and environmentally acceptable source of energy in the 21st century. Yet, there are technical challenges in nuclear hydrogen ...

Hydrogen is the universe’s most plentiful element, the one that fuels our sun and most other stars. Hydrogen is emerging as a climate solution because burning it doesn’t release carbon dioxide. It has ...

The hydrogen economy is getting higher visibility and stronger political support in several parts of the world. In recent years the scope of the International Atomic Energy Agency (IAEA) program on ...

If you’ve ever woken up in the middle of the night with a leg cramp, chances are it may have been because of too little potassium, calcium, or magnesium in your diet. Bananas have a reputation ...

Hydrogen peroxide is the antiseptic we always use for painless cleaning of scrapes and cuts. Apply it and let the bubbles do their work, but you may be surprised to hear that it can also be used ...