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Science News for January 30, 2011


Scripps Research scientists convert skin cells to beating heart cells

Researchers at Scripps Research Institute successfully converted adult skin cells into beating heart cells through a direct reprogramming strategy, bypassing the need for embryonic-like stem cells. This breakthrough discovery has the potential to lead to new treatments for diseases such as heart disease, Parkinson's, and Alzheimer's.

SourceScripps Research Institute·JournalNature Cell Biology·DateJan 30, 2011
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

New transistors: An alternative to silicon and better than graphene

Researchers have discovered a new material, molybdenite, that can be used to make smaller and more energy-efficient electronic chips. Molybdenite has distinct advantages over traditional silicon or graphene for use in electronics applications.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Nanotechnology·DateJan 30, 2011

Metamaterials approach makes better satellite antennas

Scientists have successfully designed a new type of antenna liner using metamaterials, which can enhance performance and reduce mass, leading to lower costs and increased efficiency in communications satellites. The design has overcome previous limitations of narrow bandwidth and high loss, making it suitable for real-world applications.

SourcePenn State·JournalNature Materials·DateJan 30, 2011

A deficiency of dietary omega-3 may explain depressive behaviors

Researchers found that omega-3 deficient mice exhibited disturbed synaptic functions and emotional behaviors, including depression. The study suggests that chronic malnutrition during intrauterine development may influence synaptic activity involved in emotional behavior in adulthood.

SourceINSERM (Institut national de la santé et de la recherche médicale)·JournalNature Neuroscience·DateJan 30, 2011
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.