Science Highlights

Using fluorescence microscopy, researchers observed the location of annexin A2 protein within cells under normal conditions (left) and after irradiation (right), which caused a majority of the proteins to relocate to the nucleus.

Cell Signaling Responses to Low-Dose Radiation

Study shows protein moves to nucleus, helps irradiated cells survive. Read More »

By comparing computational simulations of rainfall with long-term measurements, researchers hope to improve how precipitation is represented in climate models.

Improving Rainfall Processes in Climate Models

Long-term ARM data used to evaluate precipitation simulations. Read More »

Changes in primary DNA sequence (a) and three-dimensional structure (b) upon directed evolution of the noncatalytic protein hRXRα to the ligase enzyme 10C.

Watching the Evolution of a Protein’s Function

Study reveals structural changes leading to catalytic activity. Read More »

Predicting the economic costs of damage from natural forces is difficult.

Climate Change Impact Valuation Models Revisited

Valuing diverse climate impacts in integrated assessment models. Read More »

As part of research to improve biofuel production processes, scientists are studying how a soil microbe found in Puerto Rico’s El Yunque National Forest (shown here) breaks down lignin in plant cell walls.

Tropical Soil Bacterium Frees Plant Sugars for Biofuels

Microbe found to use two biochemical pathways for degrading lignin. Read More »

ARM Mobile Facility instruments measure aerosol and cloud properties during a 2008 study in Shouxian, China.

Higher Clouds Retain Less Energy

ARM data shed light on how altitude affects cloud energy content. Read More »

The Atmospheric Radiation Measurement (ARM) Climate Research Facility has three user facility sites in the tropical western Pacific: Manus, Papua New Guinea; Nauru Island, Republic of Nauru; and Darwin, Australia.

A Decade of Atmospheric Research in the Tropical Western Pacific

Long-term ARM datasets critical for cloud and solar energy studies. Read More »

Atmospheric dust from deserts or human activities influences the processes within cirrus clouds, thereby affecting global climate.

Dust in High Clouds Cools Climate

Study examines impact of ice particle competition. Read More »

Global distribution of black carbon in 2000 among eight different models, whose results diverged the most in polar regions.

Understanding Soot’s Effect on Snow Reflectivity

Model comparison evaluates black carbon levels and impacts. Read More »

Scientists can noninvasively examine how live microbial communities interact in real time using the nanospray desorption electrospray ionization mass spectrometry (nanoDESI) instrument.

Learning How Bacteria Communicate

New tool identifies molecules that influence microbial communities. Read More »

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