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popularmechanics.com > science > environment > a73/41/4081 > one-single-ancestor-life-luca

Last Universal Common Ancestor (LUCA) Is Older Than We Thought

1+ hour, 30+ min ago   (395+ words) Scientists have pushed back LUCA’s origin by hundreds of millions of years. Life on Earth had to begin somewhere, and scientists think that “somewhere” is LUCA—or the Last Universal Common Ancestor. True to its name, this prokaryote-like organism represents…...

Popular Mechanics
popularmechanics.com > science > animals > a73/36/9704 > moss-neural-net

Scientists Think One of Earth’s Simplest Organisms May Work like a Giant Brain

1+ day, 18+ hour ago   (145+ words) One of Earth’s oldest plants appears to pass electrical messages through its dense green mats. “Fungi can sense everything humans sense and much more,” Adamatzky said at the time. “The findings might indicate that there is a somewhat universal grammar…...

Popular Mechanics
popularmechanics.com > science > a73/32/2161 > invasive-species-strait-of-hormuz

Nearly 1,500 Ships Are Stuck in the Strait of Hormuz—And Something Dangerous Is Growing on Them

1+ week, 1+ day ago   (167+ words) Scientists say idled tankers are incubating invaders built to survive anywhere on the planet. This exposure could turn into a biological apocalypse. Endemic organisms in the shallow and hypersaline Persian Gulf have evolved to tolerate not only industrial and urban…...

Popular Mechanics
popularmechanics.com > science > environment > a71/81/8941 > life-on-earth

Scientists Just Figured Out How Much Time Is Left for Life on Earth

4+ week, 1+ day ago   (172+ words) It’s been a good ride. “The ultimate life span of Earth's biosphere is limited due to the steady brightening of the sun as it progresses in age,” the authors wrote. “Earth’s long-term carbon cycle may respond by drawing carbon dioxide…...

Popular Mechanics
popularmechanics.com > science > environment > a71/83/9248 > earth-eighth-continent-zealandia-mapped

Earth’s Hidden Eighth Continent Is No Longer Lost

1+ mon, 5+ day ago   (505+ words) We’ve finally mapped all of Zealandia. Zealandia had so much promise as the eighth continent on Earth—until about 95 percent of the mass sunk under the ocean. While the majority of Zealandia may never host inhabitants—at least, not land-based…...

Popular Mechanics
popularmechanics.com > videos > the-astounding-pop-mech-show-episode-7-preview-life-beyond-earth

Is This Evidence of Life Beyond Earth? | The Astounding Pop Mech Show | Episode 7 | Preview

1+ mon, 1+ week ago   (74+ words) Popular Mechanics Is This Evidence of Life Beyond Earth? | The Astounding Pop Mech Show | Episode 7 | Preview Pop Mech Explains Space Concepts The Pop Mech Longevity Course Pop Mech Explains Precognition A Part of Hearst Digital Media We may earn commission…...

popularmechanics.com
popularmechanics.com > science > a71/60/8878 > fathers-lost-notebooks-fish

A Student Discovered His Father’s Lost Notebooks—and Unlocked a 55-Million-Year-Old Fossil Mystery

1+ mon, 3+ week ago   (20+ words) A mummified fossil fish was forgotten in a university basement until a son's chance discovery brought it back to science....

Popular Mechanics
popularmechanics.com > science > a71/12/0723 > why-one-side-of-earth-is-losing-heat-study

One Side of Earth Is Rapidly Getting Colder Than the Other

3+ mon, 2+ week ago   (680+ words) It’s a strange tale of two hemispheres. Scientists from the University of Oslo say one side of Earth’s interior is losing heat much faster than the other side—and the culprit is practically as old as time. A study published…...

Popular Mechanics
popularmechanics.com > science > environment > a65/61/6330 > a-massive-earthquake-just-caused-a-parade-of-volcanic-eruptions

A Massive Earthquake Just Caused a ‘Parade’ of Volcanic Eruptions

1+ year, 4+ day ago   (352+ words) The Russian Coast’s strongest earthquake since 1952 provided enough energy for six volcanoes adjacent to the Ring of Fire to spout off. Another could be imminent. One of the largest earthquakes recorded in modern-day history has seemingly set off a cluster…...

Popular Mechanics
popularmechanics.com > science > environment > a69/24/0341 > magnetosphere-reverse-polarity

Part of Earth’s Magnetic Field Is Backward. Scientists Just Figured Out Why.

9+ mon, 2+ day ago   (302+ words) Traditionally, scientists believed that the charge polarity of the magnetosphere at the equator and the poles was the same, but new satellite data shows otherwise. To look at this discrepancy more closely, the scientists used large-scale magnetohydrodynamic (MHD) simulations to…...