Posted on April 17, 2022 (Updated on August 7, 2025)
What are the divisions of geologic time?
Regional SpecificsDeep Time: Cracking the Code of Earth’s Epic History Ever wonder how scientists wrap their heads around the Earth’s age? I mean, we’re talking about 4.54 billion years – give or take a few million! To make sense of this mind-boggling timeline, they came up with the geologic time scale (GTS), a sort of “calendar”
Posted on April 17, 2022 (Updated on August 7, 2025)
What caused the 1964 tsunami?
Regional SpecificsThe ’64 Alaska Earthquake: When the World Rocked and the Waves Roared The Great Alaska Earthquake of 1964, hitting on Good Friday, wasn’t just a tremor; it was a full-blown assault by Mother Nature. Picture this: 5:36 PM AKST, March 27th, 1964. The ground starts to rumble, and then… well, then all hell breaks loose.
Posted on April 17, 2022 (Updated on August 7, 2025)
How likely is an earthquake in San Francisco?
Regional SpecificsSan Francisco Earthquake: Are We Playing a Waiting Game? San Francisco. Just the name conjures up images of cable cars, the Golden Gate Bridge, and a certain laid-back cool. But there’s something else lurking beneath the surface, something a little less postcard-perfect: the ever-present threat of a major earthquake. It’s not a matter of if,
Posted on April 17, 2022 (Updated on August 7, 2025)
What is andesite used for?
Regional SpecificsAndesite: The Unsung Hero of Volcanic Rock Okay, so you’ve probably heard of granite and maybe even basalt, but have you ever stopped to think about andesite? It’s this unassuming, grayish rock that’s actually a total workhorse in the world around us. Named after the mighty Andes Mountains where it’s super common, andesite is basically
Posted on April 17, 2022 (Updated on August 7, 2025)
What is the multiple meaning of fault?
Regional Specifics“Fault”: It’s Not Always What You Think The word “fault.” We use it all the time, right? But have you ever stopped to think about just how many different things it can actually mean? It’s way more than just pointing fingers when something goes wrong. From the cracks in the earth beneath our feet to
Posted on April 17, 2022 (Updated on August 7, 2025)
What is plucking and abrasion?
Regional SpecificsPlucking and Abrasion: How Glaciers Carve the World (Like Giant Sculptors!) Ever wonder how those stunning mountain landscapes came to be? Well, Mother Nature has some seriously powerful tools at her disposal, and two of the coolest are plucking and abrasion. These are erosion processes, specifically glacial erosion processes, which means they’re all about how