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Immunohistochemistry staining of Sertoli cells with green cytoplasms and red nuclei. Lee B. Smith

Loss of Microtubule Regulator Blocks Sperm Maturation

By Sabrina Richards | May 24, 2012

New research suggests that controlling cytoskeletal dynamics in sperm accessory cells may help regulate male fertility.

WIKIMEDIA COMMONS, CANDIDA PERFORMA

The Aging and Inflammation Link

By Ruth Williams | May 24, 2012

A protein that keeps the immune response in check leads a double life as an anti-aging factor.

Flickr, Nanny snowflake

Pain-Killing Transplants

By Ed Yong | May 23, 2012

Neurons injected into mice help treat chronic pain at its roots, rather than simply alleviating its symptoms.

A human mesenchymal stem cellWikimedia Commons, Ghanson

Could Stem Cells Cure MS?

By Megan Scudellari | May 23, 2012

A growth factor isolated from human stem cells shows promising results in a mouse model of multiple sclerosis.

A red colored droplet inching across a curved trackCurtesy of the Böhringer lab, photo by Michael Isaacs

Next Generation: Good Vibrations

By Edyta Zielinska | May 23, 2012

Adding texture to a lotus-leaf-like surface lets researchers control the movement of liquid droplets, and provides a cheap alternative for microfluidic applications.

Heliconius melpomeneFlickr, joeks

Genome Digest

By Cristina Luiggi | May 22, 2012

What researchers are learning as they sequence, map, and decode species’ genomes

Wikimedia Commons, Esculapio

Opinion: Saving Species Through Economics

By Kristen Steele | May 21, 2012

Successful conservation depends on an economy that doesn’t incentivize destruction of species and habitats.

Corn fieldsWikimedia Commons, Gardenkitty

Revenge of the Weeds

By Amy Coombs | May 20, 2012

Plant pests are evolving to outsmart common herbicides, costing farmers crops and money.

Deep-sea sediment bacteriaShelly Carpenter, NOAA Ocean Explorer

Live Slow, Die Old

By Ed Yong | May 17, 2012

Ancient bacteria living in deep-sea sediments are alive—but with metabolisms so slow that it’s hard to tell.

Participant S3 drinking from a bottle using the DLR robotic armbraingate2.org

Mind Control of Robot Arm

By Jef Akst | May 16, 2012

Two paralyzed patients successfully manipulate a robotic arm just by thinking about how they would move their own limbs if they could.