Mostly True
Researchers at KAIST have developed an adhesive eye drop patch designed to deliver medication to the eyes without relying on gravity, making it usable in weightless environments such as space.
Conventional eye drops depend on gravity to deliver liquid into the eye, a method that does not function in zero-gravity conditions such as the International Space Station. The KAIST team's patch addresses this limitation by adhering directly to the eye area and releasing medication without requiring gravitational flow.
Astronauts commonly experience eye-related health issues during extended missions, a condition associated with prolonged exposure to microgravity. A delivery method independent of gravity could therefore be relevant to long-duration spaceflight.
The research was conducted by KAIST, and the development was reported with an accompanying photo dated October 2026. Further details on the patch's materials, dosing mechanism, clinical testing status, or timeline for practical use were not provided in the available information.
The claim that KAIST developed a gravity-free eye drop patch usable in space is largely consistent with the available evidence. Verdict: Mostly True