26/07/2021

Planetary remnants around white dwarf stars

When a star like our sun gets to be old, in another seven billion years or so, it will no longer be able to sustain burning its nuclear fuel. With only about half of its mass remaining it will shrink to a fraction of its ...

Video: Counting carbon

The Paris Agreement adopted a target for global warming not to exceed 1.5°C. This sets a limit on the additional carbon we can add to the atmosphere—the carbon budget. Only around 17% of the carbon budget is now left. ...

Tiny insects cause big threat to woodland caribou

Threats to Canada's endangered woodland caribou can be traced back to spruce budworm infestations and salvage logging, says a paper co-authored by University of Saskatchewan (USask) researcher Dr. Philip McLoughlin (Ph.D.).

page 5 from 7