Novice - Znanost (angleščina)

Stunning fossils show pterosaurs had primitive feathers like dinosaurs
17. december 2018 (13:45)
When dinosaurs ruled the land, pterosaurs occupied the skies. Now we know they had feathers, suggesting plumage has a much deeper history than we had thought (New Scientist)
The secret site in England where beavers control the landscape
15. december 2018 (08:00)
Two beavers were released at a secret location in Devon, UK in 2011. Now they've completely transformed the landscape including improving flood management in the area (New Scientist)
Coal power emissions in the US are even higher than we thought
14. december 2018 (12:00)
The carbon emissions from lugging coal around can be much higher than thought - up to a third as much as is emitted when the stuff is burned (New Scientist)
Breathing in moon dust could release toxins in astronauts’ lungs
14. december 2018 (10:00)
We already knew that lunar dust is highly abrasive, but now it seems minerals in the dust can easily react with human cells and release large amount of toxins (New Scientist)
Incredible shrinking 3D printer can make really tiny objects
13. december 2018 (19:00)
A method for 3D printing minuscule objects produces them at a larger size and then shrinks them to one thousandth of the original volume (New Scientist)
Can a Green New Deal boost the US economy and save the planet?
13. december 2018 (16:30)
Politicians like the newly-elected Alexandria Ocasio-Cortez are now taking climate change seriously, but even an ambitious plan to remake the economy may not be enough (New Scientist)
Virgin Galactic claims its first successful flight to edge of space
13. december 2018 (16:27)
Richard Branson's space tourism firm says it has finally made a flight to the edge of space - though the craft did not reach the currently accepted definition of 100 kilometres up (New Scientist)
Some people have slightly squashed heads thanks to Neanderthal DNA
13. december 2018 (16:00)
Many people carry Neanderthal DNA that can affect brain cell growth and the insulation around neurons – and that may have a small impact on brain performance (New Scientist)
We’ve been using CRISPR for years – now we know how it really works
13. december 2018 (16:00)
We can now predict what changes the CRISPR gene editing technique will make to targeted DNA - a finding that will make the tool more powerful than ever before (New Scientist)
Childhood hormone treatments may have spread Alzheimer’s proteins
13. december 2018 (16:00)
Last century, tens of thousands of children were given growth hormone from dead bodies. Evidence is building that this may have raised their risk of Alzheimer’s disease (New Scientist)