On this week’s show: Analyzing DNA from crime scenes to predict a suspect’s looks, and detecting Zika in mosquitos on the cheap

On this week’s show: What lead pollution from the Roman Empire that fell on Greenland can tell us, and the emergence of resistance to antifungal drugs challenges human health and food security

On this week’s show: Ancient genomes suggest Central Asian hunter-gatherers were the first horse tamers, and a single gene separating spring and fall run salmon may change their protection status

On this week’s show: Comparing genetic changes between twins atop Mount Everest and twins in space, and applying materials science techniques to the secrets of bone

On this week’s show: New research shows how “talking drums” send their messages, and scientists squeeze more energy out of solar cells by poking them with needles

On this week’s show: New research shows psychoactive drugs were present at the dawn of the first complex societies, and a long-term study that questions how plants will deal with rising carbon dioxide levels

On this week’s show: Genes from modern day Latin Americans are revealing a lot about colonial times, and optical tweezers are opening the door to new molecules for quantum computing

On this week’s show: Viking seafarers may have navigated with legendary crystals, and how to put an octopus to sleep

On this week’s show: Chimp retirement picks up speed, taking x-rays with single-pixel cameras, the 2018 U.S. science budget’s boost, and our monthly books segment

Stories on a possible cause for severe morning sickness and how a mother mouse's care for her pups might trigger changes to the genomes in their brain cells