national and international news

Historic Moon Mission Ends With Orion Capsule Splashdown |  CNN

Historic Moon Mission Ends With Orion Capsule Splashdown | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — The Artemis I mission – a 25.5-day uncrewed test flight around the moon intended to pave the way for future astronaut missions – came to a memorable end as NASA’s Orion spacecraft managed …

Historic Moon Mission Ends With Orion Capsule Splashdown | CNN Read More »

Lost Ecosystem Revealed in Greenland by Oldest Environmental DNA |  CNN

Lost Ecosystem Revealed in Greenland by Oldest Environmental DNA | CNN

A version of this story appeared in CNN’s science bulletin Wonder Theory. To receive it in your inbox, Register for free here. CNN — The past is an ever-changing story, and this week a myriad of discoveries added new details. Fossils, jewelry, and even DNA unearthed from the earth shed light on some of history’s …

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Ankylosaurs used their mass tails to fight |  CNN

Ankylosaurs used their mass tails to fight | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — Armored dinosaurs called ankylosaurs may have wielded hammer-like tail clubs at each other in conflict, in addition to fending off predators like Tyrannosaurus rex. A well-preserved fossil of an ankylosaurus, a herbivorous dinosaur …

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A year lasts only 17.5 hours on the “hellish planet” |  CNN

A year lasts only 17.5 hours on the “hellish planet” | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — Exoplanet 55 Cancri e has many names, but the rocky world located 40 light years from Earth is the best known for its reputation as a “hellish planet”. This super-Earth, so named because …

A year lasts only 17.5 hours on the “hellish planet” | CNN Read More »

A year lasts only 17.5 hours on the “hellish planet” |  CNN

A year lasts only 17.5 hours on the “hellish planet” | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — Exoplanet 55 Cancri e has many names, but the rocky world located 40 light years from Earth is the best known for its reputation as a “hellish planet”. This super-Earth, so named because …

A year lasts only 17.5 hours on the “hellish planet” | CNN Read More »

A rare cosmic collision acted as one of the universe's 'gold factories' |  CNN

A rare cosmic collision acted as one of the universe’s ‘gold factories’ | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — An unusual bright burst of light detected by multiple telescopes in December 2021 was the result of a rare cosmic explosion that created a wealth of heavy elements such as gold and platinum. …

A rare cosmic collision acted as one of the universe’s ‘gold factories’ | CNN Read More »

NASA's Ingenuity helicopter just broke one of its own records on Mars |  CNN

NASA’s Ingenuity helicopter just broke one of its own records on Mars | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — More than a year and a half after its first flight on Mars, the Ingenuity helicopter has set a new record. The small 4-pound (1.8 kilogram) helicopter made its 35th flight on December …

NASA’s Ingenuity helicopter just broke one of its own records on Mars | CNN Read More »

Oldest DNA sheds light on 2 million year old ecosystem that has no modern equivalent |  CNN

Oldest DNA sheds light on 2 million year old ecosystem that has no modern equivalent | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — An Ice Age sediment core from northern Greenland has produced the oldest DNA sequences in the world. The 2 million year old DNA samples revealed that the now largely lifeless polar region was …

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A new species of dinosaur may have dived like a duck to catch its prey |  CNN

A new species of dinosaur may have dived like a duck to catch its prey | CNN

CNN — A new study has found that at least one species of dinosaur may have been a skilled swimmer, diving through water like a duck to hunt for prey. The study, published in Communications Biology on Dec. 1, describes a recently discovered species, Natovenator polydontus. The theropod, or hollow-bodied dinosaur with three toes and …

A new species of dinosaur may have dived like a duck to catch its prey | CNN Read More »

NASA Viking 1 may have landed at the site of an ancient Martian megatsunami |  CNN

NASA Viking 1 may have landed at the site of an ancient Martian megatsunami | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — When NASA’s Viking 1 lander made history as the first spacecraft to touch down on Mars on July 20, 1976, it returned images of a landscape no one expected. These early images taken …

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