Uncategorized
- Archaeology
Dogs lived and died with humans 10,000 years ago in the Americas
Dogs unearthed at sites in Illinois were older than originally thought.
By Bruce Bower - Space
Lasers squeezed iron to mimic the conditions of exoplanet cores
In the first experiment to measure what exoplanets might be like on the inside, scientists hit iron with 176 lasers at once.
- Math
‘Weird Math’ aims to connect numbers and equations to the real world
The book Weird Math attempts to make chaos theory, higher dimensions and other concepts more relatable.
By Diana Steele - Tech
The Facebook data debacle may not change internet behavior
In the wake of the Facebook data breach, personal privacy experts say there’s little individuals can do to control their personal information online.
- Climate
Cargo ships must cut their emissions in half by 2050
A new international agreement places a cap on greenhouse gas emissions from international cargo ships.
- Archaeology
Tales of rampant suicide among Custer’s soldiers may be overblown
Few of Custer’s men killed themselves in the face of overwhelming Native American numbers at the Battle of the Little Bighorn, skeletal data suggest.
By Bruce Bower - Health & Medicine
This is how norovirus invades the body
Norovirus targets a rare type of gut cell, a study in mice finds.
- Genetics
Sweet potatoes might have arrived in Polynesia long before humans
Genetic analysis suggests that sweet potatoes were present in Polynesia over 100,000 years ago, and didn’t need help crossing the Pacific.
By Dan Garisto - Chemistry
Using laser tweezers, chemists nudged two atoms to bond
This is the first time researchers have purposefully combined two specific atoms into a molecule.
- Physics
A key constant’s new measurement hints ‘dark photons’ don’t exist
New measurement of the fine-structure constant is the most precise yet.
- Animals
These hummingbirds aim their singing tail feathers to wow mates
Acoustic cameras reveal how male Costa’s hummingbirds can aim the sound produced by fluttering tail feathers during courtship dives.
By Susan Milius - Astronomy
With the launch of TESS, NASA will boost its search for exoplanets
The Transiting Exoplanet Survey Satellite will set the stage for the next chapter of exoplanet exploration.