- Potyvirus virion structure shows conserved protein fold and RNA binding site in ssRNA viruses
A widespread common protein fold packages ssRNA in virus particles with diverse morphology and genomic structure.
- Intersectionality takes it to the streets: Mobilizing across diverse interests for the Women’s March
Participants at the Women’s March were motivated by issues that cross identity and issue-based themes in systematic ways.
- Structural analysis of BRCA1 reveals modification hotspot
Cracking the BRCA-BARD code—structural biology reveals the face of BRCA1.
- Latitudinal trends in shell production cost from the tropics to the poles
Shell cost is low in present-day oceans along the planetary temperature gradient, but global change may increase shell cost.
- Thresholds of catastrophe in the Earth system
The geochemical record of past disruptions of Earth’s carbon cycle reveals thresholds beyond which mass extinction occurs.
- Cryogenian evolution of stigmasteroid biosynthesis
Biosynthesis of C29 sterols, enhancing eukaryotic temperature resistance, evolved during the global Neoproterozoic glaciations.
- Dynamics in charity donation decisions: Insights from a large longitudinal data set
Longitudinal data of charity donation decisions reveal patterns in line with moral consistency as well as moral licensing.
- Glaciation as a migratory switch
Range shifts at glacial maxima suggest that birds oscillate between migratory and sedentary behavior with glaciation as a switch.
- Global sea turtle conservation successes
Many sea turtle populations are recovering, highlighting the value of conservation efforts and long-term monitoring.
- Real-time probing of granular dynamics with magnetic resonance
Real-time MRI of granular dynamics enabled by a joint optimization of imaging hardware, pulse sequences, and sample properties.
- Rapid and near-complete dissolution of wood lignin at ≤80°C by a recyclable acid hydrotrope
We report a near-complete dissolution of wood lignin at less than 80°C for 20 min using an easily recyclable hydrotrope.
- CryoEM structure of MxB reveals a novel oligomerization interface critical for HIV restriction
CryoEM structure of MxB tubes at 4.6 Å resolution reveals novel interfaces responsible for assembly and anti–HIV-1 activity.
- Bioinspired bright noniridescent photonic melanin supraballs
A one-pot emulsion process produces noniridescent supraball inks made of core-shell melanin and silica nanoparticles.
- Allochroic thermally activated delayed fluorescence diodes through field-induced solvatochromic effect
A novel thermally activated delayed fluorescence (TADF) allochroic diode can change emission color through adjusting voltage.
About The Cover
Colorful ants and treehoppers on a bright bud in a thriving rainforest are shown here as examples of the kinds of species that could be lost due to fire suppression and afforestation in Brazilian tropical savanna.