Early Exercise May Permanently Change How Much Energy the Body Uses To Move

An active childhood may train the growing body to make movement less demanding for life. A Penn State-led experiment found that birds raised while carrying extra weight became remarkably economical walkers. Once mature, they could transport the added load without using more energy than ordinary birds needed to walk unburdened. The findings offer rare direct […]

Aging Changes Memory in a Surprising Way, New Study Finds

A new study finds that as people age, they remember fewer details from their past and have more difficulty switching between different types of memories. As people grow older, the broad story of a past experience may remain even as the sights, sounds, and emotions tied to a particular moment become harder to retrieve. Research […]

Scientists Can Now See DNA Folding at Near-Molecular Resolution

The finding could eventually enable the use of DNA packaging in cells for disease diagnosis and treatment. In preserved cells, newly developed fluorescent probes allowed researchers to pinpoint individual dye molecules to within 3 nanometers, close to the width of the DNA double helix itself. The same molecules can also reveal how DNA is packaged […]

Scientists Can Now See DNA Folding at Near-Molecular Resolution

The finding could eventually enable the use of DNA packaging in cells for disease diagnosis and treatment. In preserved cells, newly developed fluorescent probes allowed researchers to pinpoint individual dye molecules to within 3 nanometers, close to the width of the DNA double helix itself. The same molecules can also reveal how DNA is packaged […]

Scientists Can Now See DNA Folding at Near-Molecular Resolution

The finding could eventually enable the use of DNA packaging in cells for disease diagnosis and treatment. In preserved cells, newly developed fluorescent probes allowed researchers to pinpoint individual dye molecules to within 3 nanometers, close to the width of the DNA double helix itself. The same molecules can also reveal how DNA is packaged […]

A 100-Year-Old Mushroom Mystery Just Got Much More Complicated

Scientists found that bacterial blotch in white button mushrooms is caused by multiple bacteria, a discovery that could improve disease detection and lead to more sustainable treatments for growers. A University of Florida study has uncovered an important new clue about a disease that has affected white button mushrooms for more than 100 years. The […]

Archaeologists Discover 1,200-Year-Old Hairless Dog at Ancient Peruvian Site

Bone remains and a mummified dog suggest that dogs lived alongside humans. Long before the Inca rose to power, distinctive hairless dogs were already living alongside people on Peru’s northern coast. These medium-sized Indigenous dogs with pointed ears appear frequently in ancient Andean pottery, and a modern variation is recognized by the American Kennel Club […]

Archaeologists Discover 1,200-Year-Old Hairless Dog at Ancient Peruvian Site

Bone remains and a mummified dog suggest that dogs lived alongside humans. Long before the Inca rose to power, distinctive hairless dogs were already living alongside people on Peru’s northern coast. These medium-sized Indigenous dogs with pointed ears appear frequently in ancient Andean pottery, and a modern variation is recognized by the American Kennel Club […]

Archaeologists Discover 1,200-Year-Old Hairless Dog at Ancient Peruvian Site

Bone remains and a mummified dog suggest that dogs lived alongside humans. Long before the Inca rose to power, distinctive hairless dogs were already living alongside people on Peru’s northern coast. These medium-sized Indigenous dogs with pointed ears appear frequently in ancient Andean pottery, and a modern variation is recognized by the American Kennel Club […]

Archaeologists Discover 1,200-Year-Old Hairless Dog at Ancient Peruvian Site

Bone remains and a mummified dog suggest that dogs lived alongside humans. Long before the Inca rose to power, distinctive hairless dogs were already living alongside people on Peru’s northern coast. These medium-sized Indigenous dogs with pointed ears appear frequently in ancient Andean pottery, and a modern variation is recognized by the American Kennel Club […]

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