Science story Astronomy
NASA’s Roman Space Telescope Launches to Map the Dark Universe
NASA’s Roman Space Telescope launched successfully and is traveling to L2, where it will map billions of galaxies and search for exoplanets.
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Science story Biology
A Bacterial Protein Can Template DNA Without DNA or RNA
The bacterial DRT3 system uses protein side chains to direct a repeating DNA strand without a nucleic-acid template for that strand.
Science story Biology
Doctors Injected Mitochondria From a Woman’s Leg Into Her Eyes
The first reported mitochondrial injections into human eyes appeared safe in one patient, but the temporary response did not restore measurable vision.
Science story Biology
Two Injections Improved Memory in Alzheimer’s-Model Mice—Not Humans
An experimental nanogel improved memory tests and increased neuronal markers in Alzheimer’s-model mice. The treatment has not been tested in people.
Science story Anthropology
6,500-Year-Old Czech Enclosure May Have Tracked the Sun and Moon
A vast earth-and-timber enclosure near Chleby had 12 entrances and possible solar and lunar alignments about 1,000 years before Stonehenge.
Science story Anthropology
11,000-Year-Old Human-on-Leopard Sculpture Found at Karahantepe
The 70-centimetre sculpture was found on a bench inside a Neolithic structure at Karahantepe. Its striking human-and-leopard scene remains unexplained.