New mutations for herbicide resistance rarer than expected
New evidence suggests that herbicide resistance in weeds is more likely to occur from pre-existing genetic variation than from new mutations.
New genetic engineering strategy makes human-made DNA invisible
Scientists have developed a new technique to genetically engineer bacteria by making human-made DNA invisible to a bacterium's defenses. In theory, the method can...
Helping cities make power grids safer, more reliable
Solar power researchers have traditionally used the power measurements from single residential solar photovoltaic systems to estimate the power generated within a city. But...
Fossil zooplankton indicate that marine ecosystems have entered the Anthropocene
New research shows that the associations of marine plankton in the present are markedly different from those of pre-industrial times.
Using the past to unravel the future for Arctic wetlands
A new study has used partially fossilised plants and single-celled organisms to investigate the effects of climate change on the Canadian High Arctic wetlands...
Threatened beetles benefit from forest thinning
Wood-living beetles that use oak trees are a species-rich and threatened animal group in modern forestry and agriculture in southern Sweden. New research shows...
Africa’s elephant poaching rates in decline, but iconic animal still under threat
Elephant poaching rates in Africa have started to decline after reaching a peak in 2011, an international team of scientists has concluded. But the...
Avalanche Victims: When can rewarming lead to survival?
It is difficult for doctors to accurately assess avalanche victims who arrive at hospital suffering cardiac arrest: has the patient effectively suffocated, or is...
Did ancient supernovae prompt human ancestors to walk upright?
Supernovae bombarded Earth with cosmic energy starting as many as 8 million years ago, with a peak some 2.6 million years ago, initiating an...
Lessons from Pohang: Solving geothermal energy’s earthquake problem
A geothermal energy project triggered a damaging earthquake in 2017 in South Korea. A new analysis suggests flaws in some of the most common...




















