The Earth’s core consists of two parts: a solid inner iron core with a radius of 1,220 kilometers (slightly smaller than the Moon), and the outer core, a 2,500-kilometer-thick molten iron shell. The depth, pressure and temperatures of the core do not make it possible to access it by any technical means. That is why there are many questions both about its composition and its mechanisms.

According to CNBC, Elon Musk’s SpaceX just crossed a $100 billion valuation. The change results from an agreement with new and existing investors to sell shares at $560 per share. CNBC’s Michael Sheetz reports that this is a 33% increase in share price, following the last sale at $419.99. SpaceX was previously valued at $74 billion. This latest share of sales is not a SpaceX seeking additional capital, as they are all secondary sales of already existing shares.

A recent study shows that remote working still poses a significant cybersecurity risk and that business owners prefer to hide cybersecurity incidents.

In 2018, Oakland enacted an innovative law giving citizens a voice in police use of surveillance technology. The Electronic Frontier Foundation called it “the new gold standard in community control of police surveillance.” Since then, about 20 other cities have adopted similar laws.

Nintendo's new tier for the Switch Online service has raised some concerns about future support for the SNES and NES libraries. Will games continue to be added to this service, or is Nintendo done with these older retro libraries for good? It seems there's no need to worry. Axios writer, Stephen Totilo, has been informed by Nintendo that more games will continue to be added to the original membership service.

We have just picked up the Diablo II: Resurrected achievement list. There are 43 achievements worth a total of 1,000 Gamerscore, none of which are secret.

Faced with limited resources in a pandemic, Greece turned to machine-learning software to decide which sorts of travelers to test for COVID-19 as they arrived in the country.

When foodies sink their teeth into a slab of cheese from one of the historic dairy farms in Point Reyes, California, their minds probably run to grass-fed cows ranging free on the lush green oceanside hills of Marin County. Over 5,000 dairy cows and beef cattle roam the Point Reyes National Seashore National Park in full view of visiting tourists.

When it comes to the electronic circuits that power our everyday lives, the automobile is simultaneously the world’s most expensive consumer good and the one that runs on the cheapest possible semiconductor chips.

A class-action lawsuit is being planned on behalf of M1 MacBook owners who say that screen cracks were occurring during normal use, with both the M1 MacBook Air and M1 MacBook Pro affected. Apple has mostly claimed that the cracks are the result of accidental damage, including in the case of the 9to5Mac reader who first contacted us …

In his mind, Michael Regan should have been down there. He should have had the guts. A longtime New York City employee who became first deputy fire commissioner after the terrorist attacks of Sept. 11, 2001, Mr. Regan coordinated scores of funerals and memorial services and helped hundreds of shattered families. Still, he could not shake the guilt. He should have been there, down at the World Trade Center.

About a year ago, I wrote about a gaming mouse called the Zephyr that came with a unique feature: a built-in fan designed to cool your palm as you play games. It didn’t blow me away; the fan was loud, vibrated a lot, and didn’t really feel all that cool. But the creators, now known as Marsback, have returned with a new “sweat-proof” gaming mouse called the Zephyr Pro. And it’s a big improvement.

The calories that children and adolescents consumed from ultraprocessed foods jumped from 61% to 67% of total caloric intake from 1999 to 2018, according to a new study from researchers at the Friedman School of Nutrition Science & Policy at Tufts University. Published August 10, 2021, in JAMA, the study analyzed dietary intake from 33,795 children and adolescents nationwide.

When 90-year-old Florida resident Arnold Abbott said following his arrest on Sunday that police couldn't stop him from feeding the homeless, he apparently meant it. Abbott was charged again on Wednesday night for violating a new city law in Ft. Lauderdale that essentially prevents people from feeding the homeless.

A virulent and fast-moving coral disease that has swept through the Caribbean could be linked to waste or ballast water from ships, according to research. The deadly infection, known as stony coral tissue loss disease (SCTLD), was first identified in Florida in 2014, and has since moved through the region, causing great concern among scientists.

California lawmakers approved the first state-funded guaranteed income plan in the nation Thursday, aimed at providing monthly cash payments to low-income young adults who've recently left foster care and pregnant people out of poverty.