Short Wave - A Star In Orion Is Dimming. Is It About To Explode?

Okay, it wouldn't technically be an explosion. And if it's "about" to happen, it already happened. About 650 years ago. We'll explain, with astronomer Emily Levesque, who studies massive stars at the University of Washington. Follow Short Wave's Emily Kwong on Twitter @emilykwong1234. Email the show at shortwave@npr.org.

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Unexpected Elements - Adapting California

Roland Pease is joined by California based science Journalist Molly Bentley as we examine the impact of earthquakes and fires. California has experienced both in the last year - What’s it like to live with a constant threat from these extreme events? We also take a look at NASA’s plans for a new mission to Mars – to look for signs on life.

What is empathy? This week’s question comes from Maria in Amsterdam who has noticed that when one of her friends is in pain, she feels their pain too, literally. Maria wants to know - is she experiencing a type of ‘super’ empathy?

To help find the answer, Marnie Chesterton visits the Netherlands Institute for Neuroscience and gets into an MRI scanner to discover what is happening in her brain when she empathises.

She talks with a pro-social psychopath to find out how psychopaths experience empathy differently and how they navigate social situations.

And Marnie meets with a mediator specialising in The Israeli–Palestinian conflict, to learn the value of empathy when the stakes are at their highest.

Picture: Roland Pease with science journalist Molly Bentley, Credit: BBC

CrowdScience - What is empathy?

What is empathy? This week’s question comes from Maria in Amsterdam who has noticed that when one of her friends is in pain, she feels their pain too, literally. Maria wants to know - is she experiencing a type of ‘super’ empathy?

To help find the answer, Marnie Chesterton visits the Netherlands Institute for Neuroscience and gets into an MRI scanner to discover what is happening in her brain when she empathises.

She talks with a pro-social psychopath to find out how psychopaths experience empathy differently and how they navigate social situations.

And Marnie meets with a mediator specialising in The Israeli–Palestinian conflict, to learn the value of empathy when the stakes are at their highest.

(Photo: Back view of loving Mum hug teen daughter. Credit: Getty Images)

Short Wave - Short Wave Presents: Life Kit Tips For Dealing With Anxious Kids

When is your kid just scared of the dark and when are they dealing with a larger anxiety disorder? On today's Short Wave, we're featuring our friends over at NPR's Life Kit. They'll teach you how to help a child with anxiety and how to reach them in stressful moments. This episode was adapted from an earlier Life Kit. To hear the full version, check out npr.org/lifekit.

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Science In Action - Adapting California

Roland Pease is joined by California based science Journalist Molly Bentley as we examine the impact of earthquakes and fires. California has experienced both in the last year - What’s it like to live with a constant threat from these extreme events? We also take a look at NASA’s plans for a new mission to Mars – to look for signs on life.

Picture: Roland Pease with science journalist Molly Bentley, Credit: BBC

Short Wave - Compost Your Loved Ones

There aren't that many options for putting your loved ones to rest. There's burial. There's cremation. Now, later this year in Washington state, it'll be legal to compost a human body. Soil scientist Lynne Carpenter-Boggs tells us how the process works and why she describes it as "beautiful." Carpenter-Boggs is also a research advisor at Recompose, a human composting company in Washington. Follow host Maddie Sofia on Twitter @maddie_sofia. Email the show at shortwave@npr.org.

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Short Wave - Tennessine’s Wild Ride To The Periodic Table

There are rare chemical elements, and then there is tennessine. Only a couple dozen atoms of the stuff have ever existed. For the 150th anniversary of the periodic table, NPR science correspondent Joe Palca shares the convoluted story of one of the latest elements to be added.

Follow Maddie on Twitter @maddie_sofia. Email the team at shortwave@npr.org.

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Unexpected Elements - Gaming climate change

The latest round of climate negotiations, COP25 have ended without agreement on many fundamental issues. We join researchers from Perdue University in the US who have developed a role playing game to encourage climate negotiators and others to take a long term view. Key to this research project is the concept of tipping points, where an environment changes irreversibly from one state to another. This is accompanied by the loss of ecosystems, for example the widespread melting of arctic sea ice, rainforest burning or coral bleaching. The idea is that such tipping points provide a more meaning full focus for the implication of climate change than abstract concepts like temperature rise.

Two years ago reporter Anand Jagatia travelled up beyond the Arctic Circle to meet Norwegian researchers in order to answer a question from US listener Kira on why some people function best in the mornings whilst others only come alive at night. In this episode we revisit the topic with the help of science writer and Parentland podcast presenter Linda Geddes, author of Chasing the Sun, a book which explores the science behind the Sun’s effects on our bodies and our minds.

The morning sun helps to kick-start our day and our body’s biological cycle – so what happens when it barely rises above the horizon or we live for prolonged periods in artificial environments where the sun never shines? Research has suggested that some communities in northern latitudes are better protected against the mental and physical effects of reduced exposure to sunlight in the winter which might have implications for those suffering the winter blues.

(Image: Polar Bear in the Arctic Sea, Credit: Coldimages/Getty)