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Akkermansia bacteria

BACTERIAL BUDDY Gut bacteria called Akkermansia (shown in an electron micrograph) produce vitamins and other molecules that lessen the severity of ALS symptoms in mice. People with ALS have fewer of these bacteria than healthy people do, but it’s too soon to tell whether getting more of the bacteria or its products will help.

young star disks

DISK DIVERSITY  The swirling disks of gas and dust around young stars, some of which are shown here in images taken by the Atacama Large Millimeter/submillimeter Array in Chile, come in a variety of forms. New research raises questions about whether gaps in the disks mark the birthplaces of planets.  

Chandrayaan 2 launch

UP AND AWAY  The Chandrayaan 2 mission launches from India’s Satish Dhawan Space Center.

zombie ant

DEATH GRIP  Once the “zombie ant fungus” invades an ant’s jaw muscles, the insect clings with clenched jaws to a twig until, and even after, its death.  



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