NOVA

What Are UFOs?

After decades in the shadows, UFOs are being studied seriously. Are they weather balloons, optical illusions, secret military technology? Or something else? Follow scientists as they try to unravel the mystery of the strangest objects in our skies.

What Are UFOs?

53m 43s

After decades in the shadows, UFOs are being studied seriously. Are they weather balloons, optical illusions, secret military technology? Or something else? Follow scientists as they try to unravel the mystery of the strangest objects in our skies.

Previews + Extras

  • What Are UFOs? Preview: asset-mezzanine-16x9

    What Are UFOs? Preview

    S52 E1 - 30s

    After decades in the shadows, UFOs are being studied seriously. Are they weather balloons, optical illusions, secret military technology? Or something else? Follow scientists as they try to unravel the mystery of the strangest objects in our skies.

  • Is the Government Hiding Information on UFOs?: asset-mezzanine-16x9

    Is the Government Hiding Information on UFOs?

    S52 E1 - 1m 3s

    The government does keep secrets about aerospace technology, but are those linked to UFO sightings? How much do they really know? With growing concerns about national security and more citizen sightings of unidentified objects in our airspace, the need to identify these unknown objects is greater than ever before.

  • Area 51: UFO Sightings and an Infamous Government Cover-Up: asset-mezzanine-16x9

    Area 51: UFO Sightings and an Infamous Government Cover-Up

    S52 E1 - 2m 35s

    For decades, rumors of alien spacecraft at Area 51 have captivated the public imagination. In what is now known as one of the most infamous government cover-ups, an absence of information fueled wild speculation. Discover how UFO stories may have served as a convenient smokescreen for secret testing of advanced military technology.

  • What You’re Probably Seeing If You Spot a UFO: asset-mezzanine-16x9

    What You’re Probably Seeing If You Spot a UFO

    S52 E1 - 2m 17s

    When you spot a UFO, are you really seeing something unknown? You can actually see things in Earth's orbit like weather balloons, the International Space Station, and a 60-satellite system called Starlink. Technology has created more clutter in the sky — and a much greater chance for us to misinterpret what we're seeing.

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