Touchscreen Technology

How Does a Touchscreen Know You’re Tapping It? You Might Not Have Considered These Techniques

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How Does a Touchscreen Know You're Tapping It? You Might Not Have Considered These Techniques

Every day we tap the screen, swipe a bit, zoom in and out, and our phones understand us. But how does the screen know we are there? Our fingers are not remote controls; they don’t emit light or shout, “I’m here!” First, let’s talk about the old-school method: resistive screens. Two layers of thin film … Read more

Why Buttons Are Preferred Over Touchscreens in Manned Spacecraft

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Why Buttons Are Preferred Over Touchscreens in Manned Spacecraft

With the successful orbiting of the Tianhe core module, China’s manned spaceflight has fully entered the space station era. Two crews of three astronauts each were sent into space aboard the Shenzhou 12 and 13 spacecraft, respectively, to reside at the “Tiangong” space station. From the videos connecting Earth and space, we get a glimpse … Read more