Space mining is an idea that began taking hold at the turn of the century, and 10 years ago, it was passionately discussed. Many argued that space mining could revolutionise the commercial space economy by employing robots and private astronauts to explore and mine near-Earth asteroids (NEAs) for precious metals and even rare earth metals.

Blockchain technology has revolutionary potential for the world of international commerce, according to a financial advisor. Ric Edelman, founder of Edelman Financial Engines, joined Yahoo Finance Live to discuss new developments in the crypto market, as well as the broader implications of blockchain technology in financial markets.

Few bitcoin projects illustrate the cryptocurrency's enormous climate impact better than the Greenidge power plant in upstate New York. The once-abandoned power plant was bought by private equity firm Atlas Holdings and retasked. A significant portion of Greenidge's electricity no longer powers nearby homes or businesses; rather, the plant's smokestacks are increasingly pouring pollutants into the atmosphere in the service of mining bitcoin.

A pair of researchers at the University of Kent has found that tardigrades are able to survive impacts at speeds of up to 825 meters per second. In their paper published in the journal Astrobiology, Alejandra Traspas and Mark Burchell describe experiments they conducted that involved firing canisters containing tardigrades at high speeds at sand targets.

In the remote desert of western Egypt, near the Libyan border, lie clues to an ancient cosmic cataclysm. Libyan desert glass is the name given to fragments of canary-yellow glass found scattered over hundreds of kilometres, between giant shifting sand dunes. Interest in Libyan desert glass goes back more than 3,000 years.