The deepest mines are only a few km deep, and the deepest hole ever drilled is about 12 km deep. Efforts to drill where the crust is thin have all had to stop when conditions became too hot for drilling equipment. No boreholes have ever come close to the depth of the mantle. Due ...
The diving patterns of narwhals aren't completely understood. They're recognized as one of the deepest-diving cetaceans, descending more than a mile (1.6 km) into the ocean, but a mile isn't the norm. A study recorded one narwhal making regular deep dives, with long breaks at the surfac...
How deep can the water in an aluminum-foil-walled pool get before the sides burst? We can figure out the answer to this question, and lots of other pool design questions, using the formula for hoop stress: Let’s plug in the numbers for aluminum foil. Aluminum has a tensile strength ...
Tour the salt mine.This is really fun. You can put on a miner's outfit and tour the salt mine that brought prosperity to medieval Berchtesgaden. Go deep into the mine and be ferried across an underground lake. Very cool. For more info and how to get there, seesalt mine tours. Folk ...
Even the deepest and darkest parts of the sea can harbor life. Even places 10 km below the Earth’s crust can have microorganisms that have adapted to living without sunlight or sufficient air. Life forms have even been detected on rocks that were excavated fromAfrican gold mines3km below th...
This means diving deep into industry reports, competitor analysis, and customer reviews. Ability to Meet Deadlines If you’ve never written under a deadline before…get ready. The marketing world is super fast-paced – you’ll juggle multiple projects with different timelines, which requires excell...
It begins with a probe into the long history of concern around advancing human well-being and follows with an inquiry into the deep roots of why sustainable well-being societies are not ubiquitous today. Four bedrock assumptions that forged the status quo and form the core of the dominant, ...
Sabine National Forest - Deep East Texas The 28-mile Trail Between the Lakes hiking trail extends from Lakeview Recreation Area on Toledo Bend Reservoir to Highway 96 near Sam Rayburn Reservoir. In addition, many miles of roads that go through the woods are open to bicycles and horseback rider...
In 1872, the U.S. government signed the Yellowstone National Park Act into law and created what the National Park Service (NPS) refers to as "the world's first true national park." Today, there are thousands of national parks throughout the world, and four of them — Rocky Mountain, Me...
In 1872, the U.S. government signed the Yellowstone National Park Act into law and created what the National Park Service (NPS) refers to as "the world's first true national park." Today, there are thousands of national parks throughout the world, and four of them — Rocky Mountain, Me...