Study Finds on MSN6d
Scientists unravel the mystery of Earth’s first oxygen surge—and it’s volcanic
Ancient eruptions may have triggered conditions for oxygen ‘whiffs’ in the atmosphere In a nutshell Massive volcanic events ...
Patagonian 'living rocks' trace their origins to the beginning of life on Earth
To put that in perspective, the Earth is thought to be about 4.5 billion years old, which means these "rocks"—really ...
Is March 20 always the first day of spring? What to know first 2025 equinox
Here’s when the first days of spring are, why there’s a different first day for meteorological and astronomical seasons and ...
When does spring 2025 start? Date, time, meaning of spring equinox.
Spring 2025 technically begins at 5:01 a.m. Eastern time that day as the sun moves directly over the Earth’s equator — the ...
Astronomy on MSN3d
The Sky This Week from March 14 to 21: The start of spring
The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.
Earth's orbital rhythms link timing of giant eruptions and climate change
An international team of scientists has synchronized key climate records from the Atlantic and Pacific Oceans to unravel the ...
earth2d
Microlightning from water droplets may have sparked life on Earth
Study discovered that tiny electrical sparks, called microlightning, form when water droplets collide. These can create ...