Search results for materials science

Earth Sciences 49 minutes ago

Wildfires can cause dangerous debris flows

Wildfires don't stop being dangerous after the flames go out. Even one modest rainfall after a fire can cause a deadly landslide, according to new UC Riverside research.

Plants & Animals 1 hour ago

Grafting with epigenetically-modified rootstock yields surprise

Novel grafted plants—consisting of rootstock epigenetically modified to "believe" it has been under stress—joined to an unmodified scion, or above-ground shoot, give rise to progeny that are more vigorous, productive ...

Space Exploration 2 hours ago

NASA spacecraft sent asteroid rubble flying in sample grab

NASA's Osiris-Rex spacecraft crushed rocks and sent rubble flying as it briefly touched an asteroid, a strong indication that samples were collected for return to Earth, officials said Wednesday.

Materials Science 2 hours ago

New approach could lead to designed plastics with specific properties

Imagine a plastic bag that can carry home your groceries, then quickly degrade, without harming the environment. Or a super-strong, lightweight plastic for airplanes, rockets, and satellites that can replace traditional structural ...

Social Sciences 16 hours ago

Player behavior in the online game EVE Online may reflect real world country

Virtual worlds may reflect social and economic behavior in the real world, according to a study published October 21, 2020 in the open-access journal PLOS ONE by Andres M. Belaza and colleagues from Ghent University, Belgium.

Archaeology & Fossils 16 hours ago

Turbulent era sparked leap in human behavior, adaptability 320,000 years ago

For hundreds of thousands of years, early humans in the East African Rift Valley could expect certain things of their environment. Freshwater lakes in the region ensured a reliable source of water, and large grazing herbivores ...

Earth Sciences 19 hours ago

Researchers discover new sediment archive for historical climate research

How has the climate changed in the course of the Earth's history? Which climatic processes have influenced the Earth and its atmosphere? Paleoclimatology seeks answers to such questions in order to better understand climate ...

Materials Science 19 hours ago

Materials scientists discover design secrets of nearly indestructible insect

With one of the more awe-inspiring names in the animal kingdom, the diabolical ironclad beetle is one formidable insect. Birds, lizards and rodents frequently try to make a meal of it but seldom succeed. Run over it with ...

Space Exploration 20 hours ago

NASA's Perseverance rover bringing 3-D-printed metal parts to Mars

If you want to see science fiction at work, visit a modern machine shop, where 3-D printers create materials in just about any shape you can imagine. NASA is exploring the technique—known as additive manufacturing when ...

Nanomaterials 20 hours ago

Magic fibers: A researcher's work to create 'smart fabrics' that can change color

Imagine using a cleaning wipe that could detect the presence of a bacteria or pathogen and change to a different color, or an N95 respirator mask that could detect the presence of the novel coronavirus and respond in a way ...

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