Day: January 30, 2026

O glorious Saint John Bosco, who in order to lead young people to the feet of the divine Master and to mould them in the light of faith and Christian morality didst heroically sacrifice thyself to the very end of thy life and didst set up a proper religious Institute destined to endure and to bring to the farthest boundaries of the earth thy glorious work, obtain also for us from Our Lord a holy love for young people who are exposed to so many seductions in order that we may generously spend …

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Sixty-six million years ago, Earth was a tropical greenhouse. Today, it’s an ice-capped world. And an international team of experts led by the University of Southampton think they know why. Their new study shows that Earth’s massive drop in temperature after the dinosaurs went extinct could have been caused by a large drop in calcium levels in the ocean. The study showed that the dramatic calcium shiftContinue reading “Why did Earth’s greenhouse age end?”

The post Why did Earth’s greenhouse age end? appeared first on Astronomy Magazine.

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Webb Zooms into Helix Nebula – A new image from NASA’s James Webb Space Telescope of a portion of the Helix Nebula highlights comet-like knots, fierce stellar winds, and layers of gas shed off by a dying star interacting with its surrounding environment. Webb’s image also shows the stark transition between the hottest gas to the coolest gas as the shell expands out from the central white dwarf.

A new image from NASA’s James Webb Space Telescope of a portion of the Helix Nebula highlights comet-like knots, fierce stellar winds, and layers of gas shed off by a dying star interacting with its surrounding environment. Webb’s image also shows the stark transition between the hottest gas to the coolest gas as the shell expands out from the central white dwarf.

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