Lead Story
A century-old case of mistaken identity solved: common Ecuadorian frog finally named its own species
Scientists at the Pontificia Universidad Católica del Ecuador formally described Pristimantis milpe, the "Milpe robber frog," on September 2, 2026, resolving more than a century of mistaken identity for a frog that is common and widespread across the Chocó forests of western Ecuador and southern Colombia. The mystery was cracked by studying 19th-century museum specimens preserved at the Natural History Museum in London, which showed the frog had been consistently misidentified as a related species ever since it was first collected. Pristimantis milpe ranges over more than 67,000 square kilometers from sea level up to 1,200 meters and is recognizable by its distinctive nighttime "click"-like call.
Read more →Lead Story
A century-old case of mistaken identity solved: common Ecuadorian frog finally named its own species
Scientists at the Pontificia Universidad Católica del Ecuador formally described Pristimantis milpe, the "Milpe robber frog," on September 2, 2026, resolving more than a century of mistaken identity for a frog that is common and widespread across the Chocó forests of western Ecuador and southern Colombia. The mystery was cracked by studying 19th-century museum specimens preserved at the Natural History Museum in London, which showed the frog had been consistently misidentified as a related species ever since it was first collected. Pristimantis milpe ranges over more than 67,000 square kilometers from sea level up to 1,200 meters and is recognizable by its distinctive nighttime "click"-like call.
Compound found in blueberries and grapes helps muscle cells burn fat instead of storing it
A team led by Associate Professor Takakazu Mitani at Japan's Shinshu University published findings on September 1, 2026, in the journal Food Bioscience showing that pterostilbene, a natural compound found in blueberries, grapes and other berries, helped cultured muscle cells burn excess fat rather than store it. The compound works by stabilizing the protein PPARδ, protecting it from degradation and boosting fat breakdown inside muscle cells, which helps prevent the kind of abnormal intramuscular fat buildup that can impair the body's ability to use glucose and fatty acids efficiently. The researchers say the finding points toward dietary compounds as a potential low-cost approach to protecting muscle metabolic health as people age.
Read more →Compound found in blueberries and grapes helps muscle cells burn fat instead of storing it
A team led by Associate Professor Takakazu Mitani at Japan's Shinshu University published findings on September 1, 2026, in the journal Food Bioscience showing that pterostilbene, a natural compound found in blueberries, grapes and other berries, helped cultured muscle cells burn excess fat rather than store it. The compound works by stabilizing the protein PPARδ, protecting it from degradation and boosting fat breakdown inside muscle cells, which helps prevent the kind of abnormal intramuscular fat buildup that can impair the body's ability to use glucose and fatty acids efficiently. The researchers say the finding points toward dietary compounds as a potential low-cost approach to protecting muscle metabolic health as people age.
Scientists show a natural enzyme can accurately read a doubled, eight-letter genetic alphabet
A UC San Diego team led by Dong Wang published a study on September 2, 2026, in Nature Communications demonstrating that ordinary E. coli RNA polymerase, one of biology's most essential enzymes, can accurately transcribe a synthetic "hachimoji" DNA alphabet containing eight letters instead of the four used by all known life. Using high-resolution cryo-electron microscopy, the researchers showed the enzyme recognizes the four extra synthetic letters in much the same way it recognizes natural ones, without needing to be re-engineered. The result advances a long-standing goal in synthetic biology of expanding the genetic code using cells' own natural molecular machinery, opening doors for new biotechnology and medical applications.
Read more →Scientists show a natural enzyme can accurately read a doubled, eight-letter genetic alphabet
A UC San Diego team led by Dong Wang published a study on September 2, 2026, in Nature Communications demonstrating that ordinary E. coli RNA polymerase, one of biology's most essential enzymes, can accurately transcribe a synthetic "hachimoji" DNA alphabet containing eight letters instead of the four used by all known life. Using high-resolution cryo-electron microscopy, the researchers showed the enzyme recognizes the four extra synthetic letters in much the same way it recognizes natural ones, without needing to be re-engineered. The result advances a long-standing goal in synthetic biology of expanding the genetic code using cells' own natural molecular machinery, opening doors for new biotechnology and medical applications.
MIT engineers turn bacteria into living transistors that wire up into working circuits
MIT researchers reported in early September 2026 that they engineered two versions of the bacterium Pantoea agglomerans to act as biological transistors, one that switches on when it receives a chemical signal and one that does the opposite. Printed as colonies about 5 millimeters apart on agar growth medium, the bacterial transistors relay chemical signals from one colony to the next so that information flows in a controlled direction, allowing the living "circuit boards" to perform logic operations, addition and parallel processing, including a working 24-colony two-input adder. The team envisions eventually placing such circuits on plant roots, where they could be programmed to detect stress signals and trigger responses like producing a natural fungicide.
Read more →MIT engineers turn bacteria into living transistors that wire up into working circuits
MIT researchers reported in early September 2026 that they engineered two versions of the bacterium Pantoea agglomerans to act as biological transistors, one that switches on when it receives a chemical signal and one that does the opposite. Printed as colonies about 5 millimeters apart on agar growth medium, the bacterial transistors relay chemical signals from one colony to the next so that information flows in a controlled direction, allowing the living "circuit boards" to perform logic operations, addition and parallel processing, including a working 24-colony two-input adder. The team envisions eventually placing such circuits on plant roots, where they could be programmed to detect stress signals and trigger responses like producing a natural fungicide.
US clean power installations hit a record high despite federal policy headwinds
The American Clean Power Association reported on September 3, 2026, that the United States added a record 17.1 gigawatts of new clean energy capacity in the first half of 2026, made up of 7.4 gigawatts of utility-scale solar, nearly 5 gigawatts of land-based wind, and 4.7 gigawatts of battery storage. The group said the country now has enough clean energy installed to power 83 million homes, with clean energy procurement and power purchase agreements both reaching all-time highs in the same period. The record deployment came even as the sector continues to face federal policy headwinds, underscoring the pace at which solar, wind and storage projects are still being built out across the country.
Read more →US clean power installations hit a record high despite federal policy headwinds
The American Clean Power Association reported on September 3, 2026, that the United States added a record 17.1 gigawatts of new clean energy capacity in the first half of 2026, made up of 7.4 gigawatts of utility-scale solar, nearly 5 gigawatts of land-based wind, and 4.7 gigawatts of battery storage. The group said the country now has enough clean energy installed to power 83 million homes, with clean energy procurement and power purchase agreements both reaching all-time highs in the same period. The record deployment came even as the sector continues to face federal policy headwinds, underscoring the pace at which solar, wind and storage projects are still being built out across the country.