No, Houseplants Won’t Purify the Air in Your Home – D-brief

Your houseplants look nice, and they might even make you happier, but they’re unlikely to clean the air. (Credit: Anatolii Mikhailov/Shutterstock) If you go for a walk in the forest, the air feels fresh. People often attribute that to trees’ and plants’ air-purifying abilities. They suck up C02 and exhale oxygen, removing pollutants from the […]

Hubble Catches One Galaxy Floating in a Cosmic City – D-brief

(Credit: ESA/Hubble & NASA, A. Bellini et al.) The universe is vast, with galaxies containing gas, dust, stars, and planets sprinkled throughout. But this sprinkling isn’t random; although some galaxies are indeed truly alone, most are not congregating through gravity. NGC 1706, captured in this stunning Hubble Space Telescope image, is one of about 50 […]

SpaceX, Boeing Complete Crucial Tests for Crew Capsules – D-brief

Boeing’s Starliner performing the abort pad test on November 4. (Credit: NASA) Boeing and SpaceX, both leaders in the aerospace industry, have completed crucial tests of their crew capsules, which the companies hope will bring American astronauts to the International Space Station (ISS) in the near future. Boeing’s CST-100 Starliner completed a pad abort test on November […]

How to Stay Fit As You Age — Into Your 60s and Beyond – The Crux

(Credit: Alex Brylov/Shutterstock) Ageing is inevitable and is influenced by many things – but keeping active can slow aging and increase life expectancy. Evidence shows that ageing alone is not a cause of major problems until you are in your mid-90s. And strength, power and muscle mass can be increased, even at this advanced age. […]

Why Desalinating Water is Hard — and Why We Might Need To Anyway – The Crux

A desalination plant in Hamburg, Germany. (Credit: Andrea Izzotti/Shutterstock) In places like San Diego and Dubai, where freshwater is scarce, humans turn to machines that pull the salt out of seawater, transforming it into clean drinking water. This process, called desalination, has been turning sea and brackish groundwater into potable water since the mid-20th century. […]

An Upside to Narcissism? Trait Linked to Lower Levels of Stress and Depression – D-brief

Narcissists display lower levels of stress and depression, an indication that the trait might sometimes be helpful. (Credit: G-Stock Studio/Shutterstock) Kostas Papageorgiou wants you to embrace your inner narcissist. Fittingly, it’s for your own benefit: The Queen’s University Belfast psychology researcher’s latest study shows narcissism might be linked to lower stress levels and reduced risk […]

Endless Versions of You in Endless Parallel Universes? A Growing Number of Physicists Embrace the Idea. – Out There

The Many Worlds Interpretation of quantum mechanics holds that reality is constantly splitting, creating many versions of physicist Sean Carroll–and everything else. (Credit: Bill Youngblood/Corey S. Powell) Conventionally speaking, there is a single physicist named Sean Carroll at Caltech, busily puzzling over the nature of the quantum world. In the theoretical sense, though, he may […]