When cells suffer DNA damage, they send out an SOS signal. When the repair crew arrives,…
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The race to stay ahead of wildfires
As if to keep up with the growing frequency and intensity of wildfires throughout California, a…
New thoughts on how carbonates record global carbon cycle
When scientists want to study Earth’s very ancient geological past—typically greater than 100 million years ago—they…
Study shows cover crops and perennials do not necessarily increase carbon storage in soil
The ability of cover crops to stimulate microbes deep in the soil of farm fields leads…
Drought and climate change were the kindling, and now Australia's east coast is ablaze
Last week saw an unprecedented outbreak of large, intense fires stretching from the mid-north coast of…
Image: Holbox Island, Mexico
The Copernicus Sentinel-2 mission takes us over Holbox Island, off the Quintana Roo coast of Mexico.…
Near-Earth asteroid pairs offer clues to composition, dynamics and environmental conditions of early solar system
Near Earth Objects (NEOs) are small solar system bodies whose orbits sometimes bring them close to…
DNA is only one among millions of possible genetic molecules
Biology encodes information in DNA and RNA, which are complex molecules finely tuned to their functions.…
Luca to lead most challenging spacewalks since Hubble repairs
The date is set for ESA astronaut Luca Parmitano’s first spacewalk of his Beyond mission. Friday…
New understanding of antibiotic synthesis
Researchers at McGill University’s Faculty of Medicine have made important strides in understanding the functioning of…