Rachel Feltman

1 week ago | scientificamerican.com | Rachel Feltman |Fonda Mwangi |Alex Sugiura

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. The World Health Organization . But when it comes to addressing infertility, male partners are often left out of the equation. Some studies suggest that in 18 to 27 percent of cases where a heterosexual couple seeks medical help for fertility issues, doctors won’t bother to run any tests on the man. Those stats might make you think male fertility issues are rare, but that’s definitely not the case.

2 weeks ago | scientificamerican.com | Melissa Hobson |Rachel Feltman |Fonda Mwangi |Alex Sugiura

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. There are a few animals that pretty much everyone likes: fluffy pandas, cute kittens and regal tigers. Dolphins would probably make the list for most folks; they’re intelligent, playful and have that permanent smile on their face. Watching them darting around in the water kind of makes you wonder: “What are those guys thinking?”It’s a question many scientists have asked. But could we actually find out?

2 weeks ago | scientificamerican.com | Rachel Feltman |Fonda Mwangi |Jeffery DelViscio |Alex Sugiura

Rachel Feltman: Mitochondria are the powerhouse of the cell, right? Well, it turns out they might be way more complicated than that, and that could have implications for everything from diet and exercise to treating mental health conditions. For Scientific American’s Science Quickly, I’m Rachel Feltman. Our guest today is Martin Picard, an associate professor of behavioral medicine at Columbia University.

3 weeks ago | scientificamerican.com | Rachel Feltman |Alec Luhn |Fonda Mwangi |Alex Sugiura |Jeffery DelViscio

This story was produced in partnership with the Pulitzer Center’s Ocean Reporting Network. Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. You don’t have to pay much attention to the news to know that climate change is causing Arctic sea ice to melt—and to understand that this is a huge problem. Ice reflects sunlight, which helps keep cold places cold.

3 weeks ago | scientificamerican.com | Rachel Feltman |Fonda Mwangi |Alex Sugiura

Rachel Feltman: Happy Monday, listeners! For Scientific American’s Science Quickly, I’m Rachel Feltman. Let’s catch up on some of the science news you may have missed last week. First, a space-junk update. By the time you listen to this a Soviet-era spacecraft may or may not have crash-landed on Earth. Kosmos-482, which the U.S.S.R. launched back in 1972, was meant to follow the successful probes Venera 7 and Venera 8 in landing on and studying Venus.