An asteroid nearly the size of a football field now has roughly a 0.004% chance of hitting Earth in about eight years, NASA says — with the space agency saying it "no longer poses a significant ...

Feb. 19, 2025 — Nitrogen is essential for all life on Earth. In the global oceans, however, this element is scarce, and nitrogen availability is therefore critical for the growth of marine life.

Workers at the Tierra Tec factory in Bogota make earth blocks, that can be used in buildings with cement or iron frames. Manuel Rueda/The World “Bricks or cement must be burned in big furnaces and ...

A promising candidate for protocells is polyester microdroplets, which form through the simple polymerization of alpha-hydroxy acids (αHAs), compounds believed to have accumulated on early Earth ...

The upcoming Alien TV series, now titled Alien: Earth, is racing towards our small screens this summer. Yep, you read right; more Xenomorphs are coming our way. Not only that, but this new ...

First-degree ventricular (heart) block affects the electrical signal that makes the heart beat. It causes a delay in a portion of the heart beat and may lead to a slow heart beat. Healthcare ...

I write about money. I’ve been reviewing tax software and services as a freelancer for PCMag since 1993. Along the way, I took on reviews of other types of business and personal finance technology.

Because life arose in the largely unknown surface conditions of Earth’s early history, answering these and other questions remains a challenge. Several seminal experiments in this topic have been ...

With the help of technology, we can tune into the hidden sounds of our planet, from the pull of the moon on our mountains and cities to a silent rumble so deep and powerful, it can move the earth ...

Astronomers estimate that Bennu has a 1 in 2,700 chance of affecting Earth in September 2182, which equates to a 0.037% chance. The asteroid, which contains the building blocks of life according ...

The package includes three cameras, providing three unique views of space around the ISS and Earth below. A wide angle lens captures the long curve of Earth's horizon, with the occasional piece of ...

“This all supports the theory that asteroids like Bennu were among the sources that delivered water and chemical building blocks for life to Earth before life started here,” said Nicky ...