Dark Matter
Astronomers Might See Dark Matter by Staring into the Void
Vast reaches of mostly empty space could offer superior odds for detecting the invisible substance thought to make up more than 80 percent of the material in the universe
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Public Health
We Need to Improve Indoor Air Quality: Here’s How and Why
Upgrading buildings’ ventilation, filtration and other factors would not only decrease COVID transmission but also improve health and cognitive performance in general
Climate Change
Carbon Credits Versus the “Big Gulp”
Reviving peatlands in the San Joaquin River Delta could prevent levee failure and lock away carbon
Climate Change
Biden Order Will Boost Heat Pumps and Building Insulation
Invoking the Defense Production Act could help reshape the economics around building decarbonization
Space Exploration
NASA’s Perseverance Rover Begins Key Search for Life on Mars
Rolling up an ancient river delta in Jezero Crater, the rover starts crucial rock sampling.
Epidemiology
How to Compare COVID Deaths for Vaccinated and Unvaccinated People
The death rate among unvaccinated people is still far higher than that among the vaccinated even though vaccinated people now make up a significant proportion of deaths
Weather
Tropical Storm Alex Ushers in Hurricane Season
The storm is the first of what is expected to be a very active season, with six to 10 hurricanes
Mental Health
Mass Shootings Leave Lasting Psychological Wounds
Tragedies such as the ones in Uvalde, Tex., and Buffalo, N.Y., can lead to major depression, PTSD and other lingering mental distress among survivors
Artificial Intelligence
Artificial General Intelligence Is Not as Imminent as You Might Think
A close look reveals that the newest systems, including DeepMind’s much-hyped Gato, are still stymied by the same old problems
Inequality
Suicides among Black People May Be Vastly Undercounted
Lack of data explains why
