Cellulose—an integral component of plant cell walls—is an important source of food, paper, textiles and biofuels, but how its creation is regulated within plant cells has remained unclear. Now, a team led by researchers ...
Cell & Microbiology
Jul 13, 2023
0
5
Deeper male voices in primates, including humans, offer more than sex appeal—they may have evolved as another way for males to drive off competitors in large groups that favored polygyny, or mating systems where a male ...
Plants & Animals
Jul 13, 2023
0
128
A team of Penn State researchers investigated how seeing frightening news about climate change day after day may shape the way people feel about the phenomenon and how willing they are to take action to address it.
Social Sciences
Jul 7, 2023
0
208
A new type of ferroelectric polymer that is exceptionally good at converting electrical energy into mechanical strain holds promise as a high-performance motion controller or "actuator" with great potential for applications ...
Polymers
Jun 30, 2023
0
1608
Experiencing traumatic events such as natural disasters may have long-term consequences for the academic progress and future food security of youth—a problem researchers said could worsen with the increased frequency of ...
Social Sciences
Jun 30, 2023
0
28
Around the globe, forests are facing unprecedented challenges. They're grappling with wildfires, diseases, droughts and deforestation. The survival of these great forests hinges on their ability to regrow—and for many trees, ...
Plants & Animals
Jun 29, 2023
0
60
A cancerous tumor is the accumulation of cells uncontrollably dividing, some of which can invade other parts of the body. The process is difficult to predict in detail, and eradicating the cells poses even greater difficulty.
Cell & Microbiology
Jun 27, 2023
0
1
The Bachman's warbler, a songbird that was last seen in North America nearly 40 years ago, was a distinct species and not a hybrid of its two living sister species, according a new study in which the full genomes of seven ...
Ecology
Jun 23, 2023
0
2
In an attempt to rescue a rare darter in the lower Susquehanna River, a Penn State research team, working with the Pennsylvania Fish and Boat Commission, has determined that the fish is a distinct subspecies found nowhere ...
Plants & Animals
Jun 23, 2023
0
228
In the woods of the northeastern U.S., a strange disease is creeping through the canopies. Spreading quickly, it causes leaves and branches to wither and, in many cases, the tree to eventually die.
Plants & Animals
Jun 23, 2023
0
5
