Northern Arizona’s San Francisco Volcanic Field is a prominent geological landmark in the Southwest. Comprised of about 1,800 square miles, it is the location of more than 600 volcanic vents in the ...

Quartz crystals are difficult to knap due to size, hardness, and crystalline structure, making them a "low-quality" raw material. However, the Clovis people of North America sometimes made points and ...

The Spanish conquerors of the 16th century were met by the sophisticated Aztec culture when they first landed on the shores of Mexico. The Europeans’ steel weapons and armor and their horses allowed ...

A key development in the history of technology was the transition to hand-axes and bifacial chopping tools during the Early Pleistocene (about 1.5 million years ago) in Africa. Puzzlingly, the ...

Obsidian Energy Ltd. is an exploration and production company. The firm engages in exploring, developing, and holds interests in oil and natural gas properties and related production infrastructure in ...

Visualize your data in a heatmap calendar similar to the github activity calendar using this Obsidian plugin. Useful for tracking progress for exercise, finances, social time, project progression, ...

1 Pasting Ctrl/Cmd + V will paste only table with two or more columns 2 Hotkey Crtl/Cmd + Alt + V will paste table with one column as well reassign the Hotkey from settings if needed Download the ...

Stocks in play: Obsidian Energy Ltd.