Through the study of the optical to extreme ultraviolet radiation generated by the accretion of supermassive black holes at the centers of quasars, Associate Professor Cai Zhenyi and Professor Wang Junxian from the Department ...
Astronomy
Oct 6, 2023
0
68
For more than six months a year, Quebec's boreal forest is covered in a thick blanket of snow. While this is essential for the balance of our ecosystems, for the people living downstream from forested watersheds the snow ...
Earth Sciences
Oct 5, 2023
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1
Scientists using the H.E.S.S. observatory in Namibia have detected the highest energy gamma rays ever from a dead star called a pulsar. The energy of these gamma rays clocked in at 20 tera-electronvolts, or about 10 trillion ...
Astronomy
Oct 5, 2023
2
297
Any mission headed to space needs a "parking spot" at its destination. But these parking spots, regions located on orbits, are quickly becoming occupied or more vulnerable to collisions.
Space Exploration
Oct 4, 2023
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1
Researchers in Japan have confirmed microplastics are present in clouds, where they are likely affecting the climate in ways that aren't yet fully understood.
Environment
Sep 30, 2023
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49
Astronomers are working hard to understand biosignatures and how they indicate life's presence on an exoplanet. But each planet we encounter is a unique puzzle. When it comes to planetary atmospheres, carbon is a big piece ...
Astrobiology
Sep 29, 2023
0
32
Scientists show that the extraordinary diversity of cichlid fish in Africa's Lake Victoria was made possible by "genetic recycling"—repeated cycles of new species appearing and rapidly adapting to different roles in the ...
Evolution
Sep 29, 2023
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202
The LHC is back delivering collisions to the experiments after the successful leak repair in August. But instead of protons, it is now the turn of lead ion beams to collide, marking the first heavy-ion run in five years.
General Physics
Sep 28, 2023
0
17
Caves were some of humanity's first shelters. Who knows what our distant ancestors were thinking as they sought refuge there, huddling and cooking meat over a fire, maybe drawing animals on the walls. Caves protected our ...
Space Exploration
Sep 27, 2023
2
25
An international research team has taken a decisive step toward a new generation of atomic clocks. At the European XFEL X-ray laser, the researchers have created a much more precise pulse generator based on the element scandium, ...
General Physics
Sep 27, 2023
0
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