a-bright-spot-at-mount-michael

Earth Observatory Science Earth Observatory A Bright Spot at Mount Michael Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human Dimensions Natural Events Oceans Remote Sensing Technology Snow & Ice Water More Content Collections Global Maps World ofContinue Reading

a-shot-of-carbon-dioxide-rewires-how-cement-sets

One September day, it started to snow inside MIT’s Pierce Laboratory.  Researchers depressurized a tank of liquid carbon dioxide (CO2), instantly freezing it and releasing solid flakes. These were blended into cement paste and pressed into discs roughly the size of a dime, each sealed with a thin layer ofContinue Reading

elevated-levels-of-lead-surround-local-oregon-airports 

Scientists reaffirm that airplane fuel used for small aircraft continues to pose a risk to the public. By Claire Barber For years health officials have held that there is no safe level of lead exposure for humans. Even low levels can cause irreversible cognitive decline in children. Yet despite theContinue Reading

indonesia’s-most-dangerous-fires-are-burning-underground

Indonesia’s dangerous peat fires are surging early in the 2026 fire season as a strengthening El Niño and severe drought dry out wetlands that can burn underground for months. These slow smoldering fires are especially destructive because they release far more fine particles and several pollutants than typical tropical forestContinue Reading