How can I tell if an image or video was created by AI, and why does it matter?

You can spot many AI-generated images by looking for subtle visual errors like extra fingers, warped text, unnatural lighting, or backgrounds that don't quite make sense, though newer tools like Midjourney v6 and DALL-E 3 have made these flaws much harder to find. The reason this matters goes beyond curiosity. AI-generated media is increasingly used in scams, political disinformation, and fake product reviews. According to a 2024 report from the World Economic Forum, AI-driven misinformation was ranked as the second most severe global risk over the next two years. I've personally received phishing emails with AI-generated profile photos that looked convincing enough to pass a quick glance. Practical detection methods include checking hands and teeth carefully, looking at text within images (AI often renders gibberish), examining reflections in eyes or glasses, and using reverse image search to see if the photo appears elsewhere. Some platforms now add invisible watermarks. Adobe's Content Credentials system, for example, embeds metadata showing how an image was created or edited. But here's the honest truth: detection is getting harder every month. The better long-term skill is source verification. Before trusting a viral image, ask where it came from, who posted it, and whether reputable outlets have confirmed it. Treat shocking visuals the way you'd treat an unverified rumor: interesting, but not yet true. **Related**: What are deepfakes and how do they work? | Are AI detection tools reliable for spotting fake images?