Helping homeowners and real estate professionals eliminate cigarette smoke and persistent indoor odors without costly ...

Collectively, the "price nature pays" for our reliance on generative AI in 2025 is equivalent to the environmental footprint of one of the world's largest cities.

Medida do governo Trump visa barrar estrangeiros que possam depender de assistência social; veja a lista dos vistos atingidos ...

Oxygen fills the air today, but for most of Earth’s early history it barely existed. Scientists say the atmosphere did not hold steady oxygen until about 2.

Scientists studying ancient ocean fossils found that the Arabian Sea was better oxygenated 16 million years ago, even though ...

As the climate crisis becomes a part of daily life with unprecedented heat waves and cold snaps, technology to effectively remove greenhouse gases is emerging as a critical global challenge. In ...

Some of Earth’s earliest microbes evolved the ability to use oxygen hundreds of millions of years before it accumulated in ...

A new study suggests the world's oxygen-depleted seas may have a chance of returning to higher oxygen concentrations in the ...

Oxygen is everywhere on Earth today. But that hasn’t always been the case. Scientists think oxygen only became a lasting part ...

A new study suggests that some of the world’s oxygen-deprived oceans could eventually regain higher oxygen levels in the ...

Oxygen is considered essential for life on Earth, as most living organisms depend on it to produce energy and survive. However, the way nature works is much more complex and adaptable than we might ...

Ancient enzymes show life’s nitrogen signal stayed unchanged for billions of years, helping scientists read early Earth.