Today’s Solutions: December 15, 2025

Snuggled up in bed, Yasser Khattak wanted to turn off the light without getting up. It was his lightbulb moment. That teenage frustration gave him the idea for a household plug socket and light switch where the on-off button is flicked remotely via a smartphone, so appliances such as TVs and lights can all be switched off at once, saving on power. “I was in bed one day reading my book, tucked away and I didn’t want to get up to turn off the light switch. My Dad, every day, would send me or my sister or my brothers around the house to turn off all the lights and appliances. Big house, it takes some time. It took us a few minutes. It was just inefficient,” he says. “[I thought] there should be a button … when the house is being built to hardwire everything into it so that before you go to bed it turns everything off. Before you go to work in the morning, it just turns everything off…

Print this article
More of Today's Solutions

Scientists build first fully human bone marrow model to revolutionize blood d...

BY THE OPTIMIST DAILY EDITORIAL TEAM In a transformative leap for regenerative medicine, scientists have developed the first entirely human-engineered bone marrow system. This ...

Read More

7 cold and flu season mistakes doctors want you to quit making

BY THE OPTIMIST DAILY EDITORIAL TEAM You’ve heard the warnings: cold and flu season is no joke. But despite our best intentions (and fully ...

Read More

Three ways we can repurpose closed department stores

40 percent of US department stores have closed their doors in the past five years, but the question remains: what do we do with ...

Read More

Hubble takes beautiful image of galaxies “dancing”

The Hubble Space Telescope ventured into space over three decades ago in 1990, and has observed around 50,000 celestial bodies to date. During this ...

Read More