The space telescope detected a specific absorption line in the spectra of these worlds' atmospheres, revealing the characteristic trace of a unique and unknown molecule. It's unclear exactly what the molecule could be, and the mystery is made even more compelling by the fact that the environments of Pluto and Titan are very distinct.
And just in time for Independence Day weekend, the sun has launched a string of eruptions to Earth that will likely paint the night skies with colorful auroras.
The San Jacinto and southern San Andreas faults have reached their highest levels of tectonic stress in 1,000 years. (Image credit: PEDRO PARDO via Getty Images)
Now, new research has revealed a startling detail about the trees in this "Great Green Wall": they're growing significantly faster than natural forests. Exactly why remains a mystery, but, as Live Science contributor Brian Owens reveals, it could be due to a stronger response from the trees to rising atmospheric carbon dioxide.
—'It sounds so impossible': Student studying fungus that makes users hallucinate tiny people may be on the verge of a scientific breakthrough
—Study suggests life on Earth has around 1.8 billion years left — but the biosphere might evolve to survive even longer
Life's Little Mysteries
Are CAPTCHAs obsolete in the age of AI?
AI is getting better at solving CAPTCHAs. Does that mean CAPTCHAs are obsolete? (Image credit: Cosminxp Cosmin via Getty Images)—If you enjoyed this, sign up for our Life's Little Mysteries newsletter
Researchers analyzed the remains of brothers Giovanni and Francesco de' Medici for evidence of malaria. (Image credit: Courtesy the University of Pisa)
So, when two brothers from the infamous family died under mysterious circumstances, it was believed for 500 years that they were murdered, possibly by arsenic poisoning. Now, science has revealed the true culprit behind the medieval cold case, and it's not what we expected.
—Ancient ring discovered underground in Scotland could be a Stonehenge-like monument
—2,000-year-old scrolls buried by Mount Vesuvius eruption finally deciphered with help from AI
Also in science news this week
—The hantavirus outbreak is over, WHO declares
—Dead-end bitcoin mining wastes as much energy as Switzerland's entire hydropower generation capacity
—Scientists figured out how to shrink huge ultrafast lasers so they fit on a tiny chip — the 'holy grail' of the field
Japan's bold experiment to curb antibiotic misuse has been a huge success. Could it work in the US?
Japan has rolled out a creative strategy to rein in antibiotic resistance. Should the U.S. follow suit? (Image credit: Nicoletta Lanese (left and right panels); Getty Images (central panel); edited by Live Science)
But stopping doctors from overprescribing antibiotics is one of the easiest strategies in the battle against this "silent pandemic." And it turns out that Japan has already fought it with some success, driving down antibiotic overuse with an innovative new policy. To investigate further and ask what notes the U.S. should be taking, Live Science's health editor Nicoletta Lanese visited Japan and reported back on their investigation.
Something for the weekend
— Computer scientists are rushing to tame AI's voracious appetite for energy [Opinion]
—Live Science crossword puzzle #50: Longest-serving president in US history — 1 across [Crossword]
Bull's-eye! Enormous 'bow and arrow' galaxy is unlike anything radio astronomers have ever seen
The 'bow and arrow' galaxy shows its highly unusual shape in radio wavelengths. (Image credit: Hota, Dabhade and Ghosh et al and the RAD@home Collaboratory)
If you ask me, it looks more like a rusty anchor, or a blurry deep-sea fish. But whichever way you see it, the newly discovered "bow and arrow" galaxy — or, more formally, the RAD-Bow-And-Arrow Radio Galaxy (RAD-BAARG) — is an oddball unlike any other recorded.
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