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- Tech
Scientists struggle to find signals in the noise
Even in a simple system like email, detecting the signal from the noise is not always easy. It can be even more difficult separating a dazzling discovery from dust or whether a breast mass is cancerous or benign.
By Eva Emerson - Health & Medicine
Mammography’s limits becoming clear
It may be time to move way from blanket recommendations about mammography and empower women to decide for themselves, new work suggests.
By Laura Beil - Cosmology
Dazzle or dust?
The unpredictable glow of galactic dust could undermine the biggest cosmological discovery in years.
- Earth
Earth’s deep interior holds vast reservoir of water
Ocean’s worth of water trapped in Earth’s mantle, lab experiments and seismic data suggest.
- Life
Dinos straddled line between cold- and warm-blooded
Tyrannosaurus rex and other dinosaurs straddled line between cold- and warm-blood, a new analysis finds.
By Meghan Rosen - Life
California mite becomes fastest land animal
Despite being the size of a sesame seed, the Paratarsotomus macropalpis mite can outpace Usain Bolt and even a cheetah in terms of body lengths per second.
- Genetics
Chimp and human lineages may have split twice as long ago as thought
New estimates of chimpanzee mutation rates suggest humans and chimps last shared a common ancestor 13 million years ago.
- Neuroscience
Crayfish get anxious, too
After receiving a shock, crayfish act anxious, avoiding brightly lit areas.
- Tech
Self-driving cars are not a thing of the past
Engineers have not given up on self-driving cars. The focus has shifted from a mechanical approach to using batteries and GPS.
- Animals
Look beyond pest species to find beauty in cockroaches
A few pest species give the group a bad name, but exotic roaches include an amazing diversity of colors and lifestyles.
By Susan Milius - Animals
See your lawn through a bird’s eyes with YardMap
A new web tool lets you map your outdoor spaces and wildlife habitat, helping scientists understand how birds use urban and suburban spaces.