HIV-1 Genome Extracted from 1966 Tissue Sample
HIV-1 Genome Extracted from 1966 Tissue Sample
Scientists spent five years reconstructing what is now the oldest HIV-1 genome yet recovered.
HIV-1 Genome Extracted from 1966 Tissue Sample
HIV-1 Genome Extracted from 1966 Tissue Sample

Scientists spent five years reconstructing what is now the oldest HIV-1 genome yet recovered.

Scientists spent five years reconstructing what is now the oldest HIV-1 genome yet recovered.

National Cancer Institute, ecology, evolution
Image of the Day: ButterflyNet
Image of the Day: ButterflyNet
Nicoletta Lanese | Aug 16, 2019
Scientists used machine learning to analyze the coevolution of physical traits in butterflies.
Elusive Asgard Archaea Finally Cultured in Lab
Elusive Asgard Archaea Finally Cultured in Lab
Nicoletta Lanese | Aug 12, 2019
The 12-year-long endeavor reveals Prometheoarchaeum as a tentacled cell, living in a symbiotic relationship with methane-producing microbes.
Guam’s Coral Reefs Ravaged by Warming Oceans
Guam’s Coral Reefs Ravaged by Warming Oceans
Catherine Offord | Jul 31, 2019
Bleaching killed 34 percent of the island’s reefs between 2013 and 2017, a study finds.
Pufferfish Spines Shaped by Same Genes as Feathers and Fish Scales
Pufferfish Spines Shaped by Same Genes as Feathers and Fish Scales
Nicoletta Lanese | Jul 29, 2019
To see if the spiky fish shares signaling pathways found in other organisms, scientists scooped up specimens during a mating frenzy on the shores of Japan.
Image of the Day: Tree Hugger
Image of the Day: Tree Hugger
Nicoletta Lanese | Jul 29, 2019
Water flows between a dead-looking stump and nearby trees on an alternating schedule.
Image of the Day: Smell Circuits
Image of the Day: Smell Circuits
Nicoletta Lanese | Jul 24, 2019
The brain wiring behind scent processing seems to scale across mammalian species.
Gene Mutation Could Explain Humans’ High Risk of Heart Attack
Gene Mutation Could Explain Humans’ High Risk of Heart Attack
Shawna Williams | Jul 23, 2019
Mutating a gene called CMAH in mice so it’s nonfunctional, as in humans, upped the animals’ chances of developing heart disease, a study finds.
Image Of The Day: Predatory Protists
Image Of The Day: Predatory Protists
Nicoletta Lanese | Jul 19, 2019
The protist Rhodelphis limneticus bears little resemblance to its close genetic relative, red algae.
Ecology, Not Physics, Explains Diversity of Insect Eggs
Ecology, Not Physics, Explains Diversity of Insect Eggs
Viviane Callier | Jul 3, 2019
Insect eggs can take any shape at almost any size, refuting explanations for their dimensions based on geometric scaling laws or on relationships between egg traits and adult traits.