Why did hunter-gatherers first begin farming?
The beginnings of agriculture changed human history and has fascinated scientists for centuries.
Evolution
May 16, 2017
9
44
News tagged with grains
Why has ragweed—a highly allergenic plant—been spreading so quickly?
Why has ragweed – a highly allergenic plant – been spreading so quickly? Researcher Michael Martin took a six-week road trip across the USA and collected 1000 samples of the plant from roadsides and herbaria to answer ...
Ecology
Nov 25, 2016
0
45
Archaeologists find key to tracking ancient wheat in frozen Bronze Age box
A Bronze Age wooden container found in an ice patch at 2,650m in the Swiss Alps could help archaeologists shed new light on the spread and exploitation of cereal grains following a chance discovery.
Archaeology
Jul 26, 2017
0
689
Building a new planet
(PhysOrg.com) -- Astronomers over the past decade have made remarkable progress in the study of extrasolar planets; over 500 distant worlds are now confirmed. Meanwhile, as this active research community continues to discover ...
Astronomy
Jan 4, 2011
7
0
NASA's Perseverance Rover investigates intriguing Martian bedrock
NASA's Perseverance Mars rover has begun exploring an area the science team calls "Yori Pass" near the base of Jezero Crater's ancient river delta. They've been eager to explore the region for several months after spotting ...
Planetary Sciences
Nov 17, 2022
0
354
Researchers capture early stages of star formation from JWST data
A team of researchers has been able to see inside faraway spiral galaxies for the first time to study how they formed and how they change over time, thanks to the powerful capabilities of the James Webb Space Telescope.
Astronomy
Mar 9, 2023
0
129
Meteorite contains the oldest material on Earth: 7-billion-year-old stardust
Stars have life cycles. They're born when bits of dust and gas floating through space find each other and collapse in on each other and heat up. They burn for millions to billions of years, and then they die. When they die, ...
Earth Sciences
Jan 13, 2020
34
1937
The Eta Aquariid meteor shower is set to light up the skies: How to get the best seat in the house
There's something wonderful about sitting under the night sky, watching a meteor shower play out overhead. However, observers in the southern hemisphere usually get the short end of the stick, with most of the best showers ...
Astronomy
May 4, 2022
0
130
Transparent ceramics make super-hard windows
Scientists have synthesised the first transparent sample of a popular industrial ceramic at DESY. The result is a super-hard window made of cubic silicon nitride that can potentially be used under extreme conditions like ...
Materials Science
Mar 17, 2017
2
94
Gold in limbo between solid and melted states
If you heat a solid material enough, the thermal energy (latent heat) causes the material's molecules begin to break apart, forming a liquid. One of the most familiar examples of this phase transition from a well-ordered ...
Condensed Matter
Mar 2, 2020
1
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