• Homesick in the modern world

    What does it mean to be homesick in 2015, and does technology help or hinder us when we move to a new place? John Osborne revisits his past to find out.

  • Oh, Vienna!

    We sent photographer Samuel Bradley to Vienna to reimagine John Osborne’s year there.

  • How to mend a broken heart

    The need to mend broken hearts has never been greater. But what if we could simply manufacture a new one? Alex O’Brien studies the legacy of Texan surgeons and artificial hearts.

  • Could a dead heart save lives?

    Surgeons say they have performed the first transplant using a 'dead' heart. Could this fill the deficit of donor hearts?

  • Hacking the nervous system

    One nerve connects your vital organs, sensing and shaping your health. If we learn to control it, the future of medicine will be electric. By Gaia Vince.

  • Bioelectric dreams

    Treating disease could become far more precise by using bioelectronics rather than drugs.

  • Ebola: The road to zero

    Life in Ebola-affected West African countries can only return to normal when transmission of the virus ceases and cases drop to zero. Mark Honigsbaum reports on Sierra Leone’s struggles to reach zero.

  • Why do we have allergies?

    Allergies such as peanut allergy and hay fever make millions of us miserable, but scientists aren’t even sure why they exist. Carl Zimmer talks to a master immunologist with a controversial answer.

  • Genetics: Risk or destiny?

    Information is Beautiful Studio take a visual approach to exploring the complex relationships between our health, genes, lifestyle and environment.

  • Decisions on a knife-edge

    Surgery to remove the fallopian tubes but spare the ovaries of women predisposed to cancer may prevent early menopause, but is it irresponsible? Charlotte Huff explores the costs of buying time.

  • Next week on Mosaic

    An outbreak of cholera in Haiti in 2010 is still killing people today. Why have attempts to get the disease under control failed? Rose George investigates.