Multiple outlets report that experts from the Royal Greenwich Observatory (part of the UK’s scientific community) issue safety guidance ahead of Wednesday’s solar eclipse. They say people should not rely on sunglasses or other improvised eyewear, warning that sunglasses do not provide enough protection for safely viewing the Sun during the event. Instead, the guidance highlights using proper solar viewing methods. One outlet specifically notes the suggestion of using a colander as a safer alternative, reflecting advice focused on indirect viewing or filtering techniques rather than looking directly at the Sun through ordinary consumer products. The reports agree that the key message is that standard sunglasses are not sufficient and that the public should follow recommended eclipse-viewing safety practices to reduce the risk of eye injury. The coverage is consistent in framing the issue as a public safety warning and in directing viewers toward safer, expert-approved ways to observe the eclipse.