A mammoth tooth uncovered from the Siberian permafrost yields the oldest DNA yet discovered and provides insight into the evolution of the giant beasts. Source: https://earthsky.org/earth/worlds-oldest-dna-mammoth-evolution-video…
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Cosmic ray originated in cataclysmic event
Astronomers found a high energy neutrino – a cosmic ray – that apparently originated during a “tidal disruption event,” that is, when a supermassive black hole shredded a distant star. Source: https://earthsky.org/space/origin-cosmic-ray-when-black-hole-shreds-star…
People sleep less before a full moon
Researchers find that whether you live in a rural or urban environment, your sleep patterns are affected by the full moon. On the nights leading up to full moon, people fall asleep later and sleep less overall. Source: https://earthsky.org/human-world/people-sleep-less-before-full-moon…
Nearby black hole Cyg X-1 more massive than thought
New research suggests that the famous black hole Cygnus X-1 – first black hole ever detected and one of the closest to Earth – is farther away and much more massive than previously believed. Source: https://earthsky.org/space/cygnus-x-1-black-hole-more-massive-farther…
3D map of a million binary stars
A new atlas of nearby binary stars plots more than a million pairs and reveals a profusion of identical twins. Source: https://earthsky.org/space/3d-map-million-binary-stars…
Cool video! Perseverance’s descent and touchdown on Mars
Check out this amazing new video from NASA’s Perseverance rover, showing its own descent and landing on the surface of Mars last week. Truly, it’s like nothing seen before! Source: https://earthsky.org/todays-image/video-perseverance-rover-descent-and-touchdown-on-mars…
Repotting Plants Without Killing Them
Repotting plants can seem like an intimidating or messy task, but with the right information, and a little practice, it is a rather fun activity for you and your plants. In this article: What Does Repotting Plants Mean? Why Is It Important to Repot Plants? What Are the Signs That Plants Need Repotting? When Is…Continue Reading
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James Webb Space Telescope – Hubble’s successor – to launch in October
The James Webb Space Telescope is the world’s most complex infrared telescope, built for a wide range of research projects. NASA is now targeting October 31 for its launch on an Ariane 5 rocket from French Guiana. Source: https://earthsky.org/space/james-webb-telescope-hubble-successor-to-launch…
Swarm of black holes discovered
For the first time, astronomers have detected the presence of a throng of black holes crowding near the center of an ancient globular cluster. Source: https://earthsky.org/space/group-black-holes-found-globular-cluster-ngc-6397…
Upheaval and extinctions linked to magnetic reversal 42,000 years ago
42,000 years ago, a breakdown in Earth’s magnetic field led to environmental catastrophes and mass extinctions. Source: https://earthsky.org/earth/magnetic-field-reversal-42000-years-ago-neanderthal-extinction…