Physical barriers are an obvious barrier to gene flow and to diversity within species—when populations can't get to each other to mix, their genes can't mix either.
Plants & Animals
Apr 03, 2020
0
25
While they can't pick out precise numbers, animals can comprehend that more is, well, more. From birds to bees and wolves to frogs, animals use numbers to hunt, find a mate, return to their home, and more—and researchers ...
Evolution
Mar 30, 2020
0
204
While domestication of plants has yielded bigger crops, the process has often had a negative effect on plant microbiomes, making domesticated plants more dependent on fertilizer and other soil amendments than their wild relatives.
Ecology
Mar 10, 2020
0
666
When El Nino approaches, driven by warm Pacific Ocean waters, we've come to expect both drenching seasonal rains in the southern U.S. and drought in the Amazon. Those opposite extremes have huge effects on society and are ...
Ecology
Mar 09, 2020
0
47
With countries such as Iceland, Costa Rica, New Zealand, and Norway adopting green energy practices, renewable energy now accounts for a third of the world's power. As this trend continues, more and more countries are looking ...
Environment
Dec 17, 2019
0
20
As sea levels rise and adverse weather events become more common, vulnerable coastal communities are at increasing risk of devastation from storm surges and tsunamis. The death toll from tsunamis, at 260,000 during the past ...
Earth Sciences
Dec 12, 2019
0
10
Research from Oxford University calls us to reconsider how behaviours may spread through societies of wild animals, and how this might provide new insights into human social networks.
Evolution
Dec 03, 2019
0
22
Academic journal rules are penalising citizen scientists and indigenous knowledge, say US and Australian scientists.
Other
Dec 03, 2019
1
1
We might not notice them, but the crops farmers grow are protected by scores of tiny invertebrate bodyguards. Naturally occurring arthropods like spiders and lady beetles patrol crop fields looking for insects to eat. These ...
Ecology
Nov 05, 2019
0
200
Did a murderer walk through the room? Did a shark just swim by? Is this a poisonous mushroom? Which reef species are lost when the coral dies? These questions can potentially be answered quickly and cheaply based on tiny ...
Plants & Animals
Oct 21, 2019
0
49
