2021
Read summaries of cutting-edge chemistry research and news based on articles from ACS journals and Chemical & Engineering News (C&EN), ACS’ weekly newsmagazine.
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- Shape-morphing microrobots deliver drugs to cancer cells (video)
- A wild strawberry aroma for foods — from a fungus growing on fruit waste
- Recent advances in DNA computing
- Red paint on 1,000-year-old gold mask from Peru contains human blood proteins *Instant Replay*
- Bacteria: The future of oil spill and radioactive waste cleanup? (video)
- Plant-based gummy candy helps vegans and vegetarians get their vitamins
- Reversing new-onset type 1 diabetes with pyramid-like DNA
- Lithium imaging method could shine new light on bipolar disorder, treatment
- Plugging into ocean waves with a flexible, seaweed-like generator (video)
- James Webb Space Telescope will reveal new insights into astrochemistry
- A quick, high-yield synthesis of molnupiravir, an investigational COVID antiviral pill
- Color-changing indicator predicts algal blooms
- Carbon nanotubes could help electronics withstand outer space’s harsh conditions
- Warm milk makes you sleepy — peptides could explain why
- Probing proteins in single cells
- Red paint on 1,000-year-old gold mask from Peru contains human blood proteins
- Flexible device could treat hearing loss without batteries
- Urban wastes used as fertilizers contain higher PFAS than livestock manure
- Licking a Tootsie Roll® sensor to monitor health *Instant Replay*
- Slashing methane emissions to slow climate change
- Storing data as mixtures of fluorescent dyes (video)
- Warm milk makes you sleepy — peptides could explain why
- Fluorescent spray lights up tumors for easy detection during surgery
- Firefighter exposure to wildfire smoke compounds varies, depending on duties
- Plastics recycling deadlines loom — will companies meet their goals?
- Licking a Tootsie Roll® sensor to monitor health
- AI-driven dynamic face mask adapts to exercise, pollution levels
- Plastic shopping bags release thousands of dissolved compounds in sunlight
- How does sunscreen work? Can it really prevent wrinkles and cancer? (video)
- Breath tests could sniff out COVID-19
- Microneedle patch delivers COVID-19 DNA vaccine; doesn’t require cold storage
- Children’s dislike of cauliflower, broccoli could be written in their microbiome
- Blowing up medieval gunpowder recipes
- Surfside condo collapse and the science of concrete (video)
- Climate change could alter how sea creatures communicate
- The carbon footprint of ‘delivering the goods’ with robots and automated vehicles
- Leaky sewers are likely responsible for large amounts of medications in streams
- Recent advances in triboelectric nanogenerators (TENGs)
- Toward one drug to treat all coronaviruses *Instant Replay*
- We tried to preserve a strawberry forever. Things got … ugly (video)
- Toward a COVID-19 breathalyzer for kids
- A protein-based COVID-19 vaccine that mimics the shape of the virus
- Treating the ‘root’ cause of baldness with a dissolvable microneedle patch
- Hybrid cars are twice as vulnerable to supply chain issues as gas-powered models *Instant Replay*
- Indian research firms expand their reach
- A dissolvable smartwatch makes for easier electronics recycling
- ArtSea Ink: a colorful, seaweed-based ink for 3D printing
- Flexible, wearable X-ray detector doesn’t require heavy metals
- New spray could someday help heal damage after a heart attack *Instant Replay*
- Fighting antibiotic resistance with phages
- Floating into summer with more buoyant, liquid-proof life jackets, swimsuits (video)
- New spray could someday help heal damage after a heart attack
- Slowing down grape ripening can improve berry quality for winemaking
- Ozone pollution has increased in Antarctica *Instant Replay*
- Chemical plants combat nitrous oxide emissions
- Bruisable artificial skin could help prosthetics, robots sense injuries
- Ozone pollution has increased in Antarctica
- Recent advances in molecular motors
- Stormwater could be a large source of microplastics and rubber fragments to waterways *Instant Replay*
- Can biodegradable polymers live up to the hype?
- SARS-CoV-2 protease cuts human proteins; possible link to COVID-19 symptoms
- Bacteria-sized robots take on microplastics and win by breaking them down
- Honeybees’ hairy abdomens show how to save energy, reduce wear on materials
- How the mold influences a chocolate bar’s crystalline structure *Instant Replay*
- Creating a needle-free COVID-19 vaccine
- Ultrafast, on-chip PCR could speed diagnosis during current and future pandemics
- How the mold influences a chocolate bar’s crystalline structure
- Stormwater could be a large source of microplastics and rubber fragments to waterways
- Personalized sweat sensor reliably monitors blood glucose without finger pricks *Instant Replay*
- Conquering COVID-19 with antivirals
- Magnetically propelled cilia power climbing soft robots and microfluidic pumps (video)
- Residential coal use in China results in many premature deaths, models indicate
- Tampons, sanitary napkins could diagnose yeast infections with color-changing threads
- Two compounds can make chocolate smell musty and moldy *Instant Replay*
- Combatting climate change with carbon farming
- Peptide could allow medical marijuana to relieve pain without side effects
- Gold leaf could help diagnose viral infections in low-resource settings
- Earthworms could help reduce antibiotic resistance genes in soil
- Cracking open the mystery of how many bubbles are in a glass of beer *Instant Replay*
- Asian scientists grapple with belonging
- Personalized sweat sensor reliably monitors blood glucose without finger pricks
- A high-tech textile to stay comfortable outdoors
- An uncrackable combination of invisible ink and artificial intelligence
- Revealing meat and fish fraud with a handheld ‘MasSpec Pen’ in seconds *Instant Replay*
- Exploring the possibilities of hyaluronic acid
- How a SARS-CoV-2 variant sacrifices tight binding for antibody evasion
- Two compounds can make chocolate smell musty and moldy
- Reducing blue light with a new type of LED that won’t keep you up all night
- Estimating lifetime microplastic exposure *Instant Replay*
- Harvesting water from air with hydrogels and MOFs
- Cracking open the mystery of how many bubbles are in a glass of beer
- Illuminating invisible bloody fingerprints with a fluorescent polymer
- Recent advances in face mask research
- Waste from making purple corn chips yields a natural dye, supplements, kitty litter *Instant Replay*
- Toward safer stem cell transplants
- Waste from making purple corn chips yields a natural dye, supplements, kitty litter
- Small robot swimmers that heal themselves from damage (video)
- Creating patterns spontaneously in synthetic materials
- How ‘green’ are environmentally friendly fireworks? *Instant Replay*
- Fighting ‘forever chemicals’ with microbes
- Pressure sensors could ensure a proper helmet fit to help protect the brain
- Porous, ultralow-temperature supercapacitors could power Mars, polar missions
- Double-duty catalyst generates hydrogen fuel while cleaning up wastewater
- Reducing salt in Parmigiano Reggiano cheese might not negatively affect its flavor *Instant Replay*
- Purifying the air to prevent COVID-19 transmission
- How ‘green’ are environmentally friendly fireworks?
- Color blindness-correcting contact lenses
- Ghosts of past pesticide use can haunt organic farms for decades
- Biomarkers that could help determine who’s at risk for severe COVID-19 symptoms *Instant Replay*
- The battle against hard-to-treat fungal infections
- An mRNA vaccine for cancer immunotherapy
- An intelligent soft material that curls under pressure or expands when stretched (video)
- Reducing salt in Parmigiano Reggiano cheese might not negatively affect its flavor
- A mild way to upcycle plastics used in bottles into fuel and other high-value products *Instant Replay*
- Celebrating Black chemists and chemical engineers
- Edible holograms could someday decorate foods
- Making swimming pools safer by reducing chlorine disinfection byproducts
- Termite gut microbes could aid biofuel production
- Juicing technique could influence healthfulness of fresh-squeezed juice *Instant Replay*
- Why banana candy doesn’t taste like banana (video)
- Biomarkers that could help determine who’s at risk for severe COVID-19 symptoms
- ‘Handy pen’ lights up when exposed to nerve gas or spoiled food vapors
- Urban agriculture in Chicago does not allow consumers to rely solely on local food
- New antifungal compound from ant farms *Instant Replay*
- Creating more sustainable fragrances with biotech
- Nanotech plastic packaging could leach silver into some types of foods and beverages
- Load-reducing backpack powers electronics by harvesting energy from walking
- An anode-free zinc battery that could someday store renewable energy
- Spilling the beans on coffee’s true identity *Instant Replay*
- What the Biden-Harris administration means for chemistry
- A mild way to upcycle plastics used in bottles into fuel and other high-value products
- Ultra-absorptive nanofiber swabs could improve SARS-CoV-2 test sensitivity
- Juicing technique could influence healthfulness of fresh-squeezed juice
- Detecting CRISPR/Cas gene doping *Instant Replay*
- How COVID-19 tested and transformed science
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