Remote sensing is how scientists study a place without touching it, using satellites and aircraft to turn light into data. Here’s how it works, from wildfires to forests to reefs, shown through one of its boldest uses: mapping every shallow coral reef on the planet.

Picture a community and the wild animals that share its land, both depending on the same water, soil and seasons. Holding that balance is the heart of conservation.

Equal intelligence, opposite outcomes: identity is what decides. Three ideas about who you are from Being the Change, ASU’s changemaking course on purpose and growth.

A 2025 US federal law widened what a 529 plan can pay for, and for families who have one, that money may stretch further while a student is still in high school. Here is how it can work with ASU Universal Learner Courses.

Botanist Robin Wall Kimmerer writes that naming a plant is only the beginning. Understanding its relationships to pollinators, ecosystems and people is where deeper knowledge begins. SOS 100: Introduction to Sustainability at Arizona State University helps you build a systems-level understanding while opening a flexible path toward college credit and a career.

Arizona high school learners who took the ACT this spring have a direct path to earning widely transferable college credit from ASU — with simple enrollment, no risk to their transcript and a partner rate.

Holocaust and Genocide (HST 194) is a fully online, 3-credit Arizona State University course offered through ASU Universal Learner Courses. Start for just $25, complete the 8-week session and choose later whether to add transferable ASU credit for $400. Developed by leading Holocaust and genocide scholars. (Photo: Entrance to Auschwitz II-Birkenau. Oświęcim, Poland.)

Whether you’re a high school student, working adult or lifelong learner, ASU’s Universal Learner Courses offer flexible, faculty-led online classes for $25, with optional credit added only if you choose.

Explore the living world in ASU’s BIO 100 — a 4-credit online biology course with lab. Begin for $25 with no application and choose later whether to add official ASU credit.

Earn affordable college credit with ASU’s PSY 101 online psychology course. Begin for $25 with no admission required, complete the coursework and decide after finishing whether to add transcripted credit.