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    The end-of-week dispatch from PopSci's commerce editor. Vol. 37.

    Throughout the week I spend hours scouring the web for things that are ingenious or clever or ridiculously cheap.

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    dried roses

    Save your Valentine’s Day blossoms.

    To preserve your Valentine's Day flowers, you need to remove their moisture with a process like air-drying, pressing, or nuking them in the microwave.

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    opportunity on Mars

    We think you can, Opportunity.

    On Saturday, February 17, Opportunity will experience its 5,000th Martian sunrise.

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    China J-20 Stealth Fighter

    Ready to "safeguard China's sovereignty, security and territorial integrity."

    China's J-20 stealth fighter is ready to take to the skies, thought it's waiting for new engines.

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    back pain on bed

    Get back to basics.

    Changing your sleep position can reduce pain and help you wake up ready to tackle the day.

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    Boston Dynamics Robot

    HomePod has a problem, robots are adorable, and Bitcoin is just doing what it does.

    Take a break from cruising mattress sales to catch up on last week's biggest tech stories.

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    Artist Kehinde Wiley employed the language of flowers.

    President Obama's official portrait uses flowers to tell his story.

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    flu shot wait

    Yes, you should still get your flu shot.

    In a season as severe as this one, any outcome that’s better than expected is cause for celebration. And that’s not even the best part.

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    iPhone X

    And improve its performance.

    Is your phone performing as well as it can? These tools and apps will help you check your device's speed. Then you can decide how to fix any slow-downs.

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    Breaking waves can send algal blooms airborne.

    The mischief caused by algal blooms does not end at the water’s edge.

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    Yunzhou Tech Jin Dou Yun China robot unmanned ship

    Wanshan covers more than 225 square nautical miles of ocean.

    Moving on from drone taxis and armed robots, China is now looking to take a lead in building unmanned ships.

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    skiers at the vancouver winter olympics

    But it's not really clear where the advantage comes from.

    Up to one in four winter Olympians have asthma—and they actually tend to do better than competitors without the condition.

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    Fossilized footprints provide new insight on ancient lizard behavior

    Fossilized lizard footprints dating back to the Cretaceous indicate the little scaly beasts could get up and run on two legs.

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    Toy Fair 2018

    Robots, coding toys, Marvel stuff, and an odd amount of poop-themed toys.

    Check out all the new playthings from this massive toy trade show.

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    Our grip on infectious diseases is slipping as people turn away from vaccination.

    Before the measles vaccine existed, 9 out of every 10 kids got the disease before age 15. Two million people died from it every year. And now we're backsliding.

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    Speedier reading is good enough for me.

    Speed reading seems to have been an unscientific fad. But you can still pick up the pace with these tips.

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    Bats are changing their behavior due to climate change.

    Rising temperatures are shifting bat migration patterns, with possible consequences for farmers.

    Bats play an important role in agriculture. Now, they are changing their migratory behavior as a result of a warming planet.

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    downhill skiier

    In super-cold temperatures, it's more like skiing on sand than snow.

    Turns out that in the right temperatures, snowflakes can turn from fluffy sparkles into razor-sharp, ski-destroying spikes.

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    a spiral galaxy

    He was excited to test his new camera, but he also captured something totally unique.

    Victor Buso was looking forward to testing his brand-new camera. He had no idea he would help capture the start of one of the most unpredictable events in the universe;…

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    lobster emoji

    Emojis are symbols, not images in a textbook.

    Sometime later this year, 157 new emojis will grace your phone or computer, and one of them will be a lobster.

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