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The team at GACT has been analyzing sediments from Hohle Fels cave in Germany. . | Credit: GACT
The last two decades have seen a revolution in…
Category: 7. Science
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‘Biological time capsules’: How DNA from cave dirt is revealing clues about early humans and Neanderthals
The last two decades have seen a revolution in scientists’ ability to reconstruct the past. This has been made possible through technological advances in the way DNA is extracted from ancient bones and analyzed.
These advances have revealed that…
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Dinosaur fossils show that some species were armored at birth
For years, a handful of unusually small dinosaur fossils from an anklyosaur species named Liaoningosaurus paradoxus puzzled scientists. Each specimen appeared complete, yet all were tiny, and no larger examples ever turned up.
The mystery sparked…
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Earth’s radio bubble marks how far our signals have traveled
This image shows how far Earth’s radio broadcasts traveled across our Milky Way galaxy. No, not the width of the black box, or “inset.” Look closer. Look inside the inset. See the red dot? That dot marks the extent of Earth’s radio… Continue Reading
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Why Does The Earth’s Closest Approach To The Sun Take Place During Winter?
Perihelion – or the Earth’s closest approach to our host star – will take place on January 3, 2026. At this point, our planet will be around 2.5 million kilometers (1.5 million miles) closer to the Sun than we are at aphelion, the point when…
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A Nobel Laureate on Using AI As a Tool, Not a Crutch
Think AI makes you smarter?
Probably not, according to Saul Perlmutter, a Nobel Prize-winning physicist who was credited for discovering that the universe’s expansion is accelerating.
He said AI’s biggest danger is…
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Supercomputers Just Revealed What Really Happens Near a Black Hole : ScienceAlert
The borderlands of black holes ought to be chaotic spaces where the rate at which matter is drawn across into oblivion is held back only by the blinding fury of radiation spilling away from the edge of darkness.
This zone is considered to be…
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9 best things to see in the night sky with binoculars between November to January
Winter in the Northern Hemisphere is the best season for stargazing with binoculars. The nights are long, the air is cold and the stars seem brighter than in summer.
Naked-eye stargazing in winter is a joy, but lift a pair of binoculars to your…
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Training the next generation of Ghanaian radio astronomers with the TART array
The authors gratefully acknowledge the support of the Ghana Space Science and Technology Institute (GSSTI), the South African Radio Astronomy Observatory (SARAO), the New Zealand Electronic Research Foundation, and the collaborating universities…
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NASA tries Mars rover’s Mastcam to work out where MAVEN is • The Register
NASA’s MAVEN spacecraft is continuing to evade attempts by engineers to make contact as the solar conjunction nears, halting contact with any Mars missions until January 16, 2026.
The agency last heard from the MAVEN (Mars Atmosphere and…
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