• How Mosquitoes Use Six Needles to Suck Your Blood  |  Deep Look
    Articles,  Blog

    How Mosquitoes Use Six Needles to Suck Your Blood | Deep Look

    This is the deadliest animal in the world. Mosquitoes kill hundreds of thousands of people each year… the most vulnerable people: children, pregnant women… No other bite kills more humans… or makes more of us sick. So what makes a mosquito’s bite so effective? For starters, they’re motivated. Only females bite us. They need blood to make eggs… And a pool of water for their babies to hatch in. Even a piece of trash can hold enough. At first glance, it looks simple — this mosquito digging her proboscis into us. But the tools she’s using here are sophisticated. First, a protective sheath retracts – see it bending back? If…

  • So … Sometimes Fireflies Eat Other Fireflies | Deep Look
    Articles,  Blog

    So … Sometimes Fireflies Eat Other Fireflies | Deep Look

    If you think there’s something romantic about fireflies glowing on a warm summer night… You’d be right. But what you don’t see, is the dark side of this luminous display. Firefly flashes are a secret code, a language of light. The light comes from a masterful bit of chemistry. A bioluminescent reaction that generates light but no heat. So what are they saying? Well, males on the wing are advertising themselves to females with a bit of sexy skywriting. Take the common Eastern firefly. His signature move? A fishhook-shaped maneuver. Which is why his species is sometimes called the “Big Dipper.” Her reply is more subtle: a single, slow pulse…