Category: 9. Sci/Tech

Sweetened vanilla, calming lavender, or fragrant jasmine and lotus may fill your home with enticing aromas. But new research shows that the supposed stress-reducing and mood-enhancing effects of scented products may come with unwanted indoor…

High above Earth at an altitude of around 480km (300 miles), roughly over Brazil, is something strange. A spot where satellites go haywire, where the Hubble Space Telescope can’t collect data and where even the astronauts on the International…

Disease forecasts are like weather forecasts: We cannot predict the finer details of a…

The impending eruption of Alaska’s Mt. Spurr is a timely reminder that, if you live near a volcano, you should be prepared in case it blows. The United States Geological Survey (USGS) says there are 170 potentially active volcanoes in the…

In the 1960s, physicists showed how light could interact with itself in intriguing ways thanks to a process known as second-harmonic generation. In the right kind of material, two photons of a certain frequency can interact to produce another…

They say one person’s trash is another’s treasure, but a chunk of ‘rock’ used to keep a door open for decades is a treasure by pretty much anybody’s standard.

The 3.5-kilogram (7.7-pound) stone was found in a stream bed in southeast Romania by…

In January 2025, the World Health Organization (WHO) released new guidelines recommending a switch from typical table salt to alternatives containing less sodium, aiming to reduce worldwide sodium intake by 30 percent in the next five years.

One…

Scientists say they’ve found “space tornadoes” swirling in the center of our Milky…

Scientists have announced the surprising discovery of oxygen and other heavy metals in

A powerful 7.7 magnitude earthquake struck near Mandalay,…