Meet Spike, officially the world’s oldest living dog | CNN

CNN  —  Spike, a 23-year-old chihuahua mix from Ohio, has been named the world’s oldest living dog by Guinness World Records (GWR). Born in November 1999, Spike achieved canine bragging rights on December 7, 2022, with a certificate proving he was “at least 23 years and 7 days old” at…

What experts say about exercising when you’re tired | CNN

Editor’s Note: Seek advice from a health care provider if you have chronic sleep loss and also prior to starting a workout program. CNN  —  It’s the end of another long day at the office after a poor night’s sleep. As usual, you’re exhausted, yet you want to stop at…

Squid tissues and chemistry combine for versatile hydrogels

The natural abilities of squid tissues and the creativity of chemists combine to take hydrogel research in new directions. Researchers at Hokkaido University in Japan have combined natural squid tissues with synthetic polymers to develop a strong and versatile hydrogel that mimics many of the unique properties of biological tissues.…

Chemists synthesize ocean-based molecule that could fight Parkinson’s: In producing lissodendoric acid A, the team used a method they say may help accelerate the process of drug discovery

Organic chemists at UCLA have created the first synthetic version of a molecule recently discovered in a sea sponge that may have therapeutic benefits for Parkinson’s disease and similar disorders. The molecule, known as lissodendoric acid A, appears to counteract other molecules that can damage DNA, RNA and proteins and…

We need to learn to live with less steel

Steel is one of the most important materials in the world, integral to the cars we drive, the buildings we inhabit, and the infrastructure that allows us to travel from place to place. Steel is also responsible for 7% of global greenhouse gas emissions. In 2021, 45 countries made a…

This small airplane could hold the key to zero-carbon flying

Editor’s Note — Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get news about destinations opening, inspiration for future adventures, plus the latest in aviation, food and drink, where to stay and other travel developments. (CNN) — As the climate crisis intensifies, the pressure on the aviation industry…

Live updates: Russia’s war in Ukraine

Zaporizhzhia nuclear power plant on April 27, 2022. (Ed Jones/AFP/Getty Images) Rafael Grossi, director general of the International Atomic Energy Agency (IAEA), said there has been a “dramatic reduction” in the number of Ukrainian staff at the Zaporizhzhia nuclear power plant since Russian forces occupied the facility and the nearby…