Category Archives: Technology

What you need to do to watch safely

Last year, a child uses special glasses to watch from San Antonio as the moon moves in front of the sun during a solar eclipse. (Eric Gay / Associated Press) Grab your eclipse glasses; Weather permitting, Los Angeles County and the rest of California will get a glimpse of the rare total eclipse on Monday.… Read More »

Inside the 300-year-old underwater life project

Deep’s underwater habitat, Sentinel, will enable humankind to survive 656 ft below the waves – Deep Beautiful, terrifying and unfathomably vast, the world’s oceans are some of the least understood places on the planet. There are things out there we don’t know, to say the least, and since it’s a fundamentally inhospitable place, exploration has… Read More »

How did medieval historians interpret solar eclipses and other celestial events?

More than 800 years ago, around 1195, Gervase, a monk living at Canterbury Cathedral, included a number of reflections on natural, often celestial, phenomena in his chronicles. He was far from unusual in this regard. Medieval monastic thinkers frequently recorded celestial events such as eclipses. In the Middle Ages, most celestial observations were made by… Read More »

Climate engineering poses serious national security risks; Countries facing extreme heat may still try this, and the world needs to be prepared for this

One of the biggest concerns of many countries when it comes to climate change is national security. This doesn’t just mean wars. Risks to food, energy and water resources, such as climate-induced migration, are also national security issues. Can climate engineering help reduce the national security risks of climate change, or will it make things… Read More »

Is the universe really a ‘dark forest’ full of hostile aliens hiding?

We have no good reason to believe that aliens have made contact with Earth. Of course, there are conspiracy theories and some rather strange reports of damage to cattle, but none of them are credible. Physicist Enrico Fermi found this strange. The formulation of the puzzle he proposed in the 1950s, now known as the… Read More »

How to use apps to track and photograph a total solar eclipse?

Monday’s total solar eclipse may be one of the most filmed and photographed events of the year. When the moon passes in front of the sun, plunging part of North America into several minutes of darkness, crowds will take photos or videos of the moment. But strong sunlight and large changes in lighting create unique… Read More »

Plastic-free vegan leather shoes produced from bacteria in 14 days

Alternative shapes, patterns, fabrics and colors may be created in the future An artificial leather shoe was produced from bacteria in the laboratory in just 14 days and was programmed to dye itself black. The plastic-free, vegan product was developed from genetically modified microbes by researchers at Imperial College London (ICL). For the first time,… Read More »