Nobel laureate Roger Penrose argues our Big Bang grew out of the remote future of an earlier universe. How conformal cyclic cosmology works, the evidence claimed for it and why most cosmologists remain unconvinced.
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A new peer-reviewed study puts a face to the oldest known fossils of our species, from Jebel Irhoud in Morocco. How the 315,000-year-old face was rebuilt, what it reveals about early Homo sapiens and what it can’t tell us.
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Four NASA volunteers have spent a full year sealed inside a 3D-printed Mars habitat in Houston, living with limited food, communication delays and simulated Marswalks. Here’s what CHAPEA Mission 2 is, who is inside and what NASA hopes to learn before they walk out on 31 October.
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A shiny shape in a Nikumaroro lagoon, seen in satellite images since 2020, was hoped to be Amelia Earhart’s lost Lockheed Electra. An expedition that reached the remote atoll in October 2026 found it was most likely a pile of washed-up trees.
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A perfectly round hole in the shoulder blade of a Neanderthal buried 75,000 years ago in Iraq’s Shanidar Cave may be the earliest evidence of a person killed with a wooden spear. The same individual had survived a brutal facial injury, likely with help from others.
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Astronomers have identified the first known green star: a white dwarf whose dense atmosphere, polluted with sodium from shattered planets, would glow chartreuse to the human eye.
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Two seafloor rocks from Escanaba Trough heated past 100 °C and burned on their own in a USGS lab. Here is why, and what it means for deep-sea mining.
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Greta Gerwig’s Narnia: The Magician’s Nephew trailer is set to Led Zeppelin’s Stairway to Heaven. Release dates for theaters, IMAX and Netflix.
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WHO’s vaccine advisers say one HPV vaccine dose is the most efficient way to prevent cervical cancer and suggest wider catch-up. Here is what they recommended.
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Gemini North has captured the most detailed image yet of Pa 30, the remnant of the supernova seen in the year 1181, revealing “fireworks” made of tiny knots.
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