World’s Oldest Known Periodic Table Found During Cleanup of Scottish Lab

The chart of elements dating back to 1885.Image: University of St. Andrews A classroom chart bearing an early version of the periodic table of elements has been discovered in a University of St. Andrews chemistry lab. Dating back to the 1880s, the chart is thought to be the world’s oldest. The storage room of the […]

Ebola, HIV, Antivaxxers: The World Health Organization Names 2019's Global Health Threats

Photo: Leo Correa (AP Images) The World Health Organization has firmly set its sights on the anti-vaccination movement. In a post this week, WHO listed vaccine hesitancy as one of the world’s top health threats to combat in 2019, right alongside other major problems like HIV, Ebola, and climate change. The new inclusion (it wasn’t […]

Saturn's Rings Could Have Formed During the Dinosaur Age, New Analysis Suggests

Artist’s concept of Cassini in Saturn’s ringsIllustration: NASA/JPL-Caltech Saturn’s rings might have formed relatively recently—like, in the past hundred million years or so—according to new research. A team of scientists analyzed Saturn’s gravitational field and the mass of its rings, based on data from the Cassini mission, which ended in 2017. Their measurements led to […]

Lab-Grown 'Perfect' Human Blood Vessels Are a Thing Now

An illustration of the replica human blood vessels created by scientists.Illustration: IMBA An international team of scientists claim to have pulled off a first: Three-dimensional replicas of human blood vessels that are grown in a petri dish. The trippy accomplishment, detailed in a new paper out Wednesday in Nature, will hopefully let us better understand […]

Why Did NASA, Lockheed Martin, and Others Spend Millions on This Quantum Computer?

Lithography mask for a D-Wave quantum computer.Photo: Steve Jurvetson (Flickr ) Quantum computers are probably the most misunderstood of nascent technologies, which makes sense, because their very basics rely on the hardest-to-grasp concepts of physics. That’s led to people making some ridiculous claims, like that they give you “god-like powers” and that they’re an “imminent […]