15/05/2025

Image: Deimos before dawn

NASA's Perseverance rover captured this view of Deimos, the smaller of Mars's two moons, shining in the sky at 4:27 a.m. local time on March 1, 2025, the 1,433rd Martian day (sol) of the mission. In the dark before dawn, ...

Do forest carbon credits work and actually help the environment?

It takes a lot of fuel to get an airplane up in the sky and keep it there—which means a lot of emissions. In fact, the airline industry produces more greenhouse gases than many major countries. Most airlines know this isn't ...

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