Life Science

The Secret World of Plant Chemistry: Plant Communication

Part II of the series exploring plant chemistry through different lenses. Plants are the perfect embodiments of natural selection – they can't just get up and move; so whatever adversity they face, they generally have to stick it out. It leaves the strongest individuals to survive while the weaker ones perish. This situation warrants some

When Wild Avocados Roamed the Earth

If you've ventured outdoors in the southeast over the last couple weeks, then you may have noticed that things are looking distinctly…yellow. Everywhere you turn, cars and sidewalks are covered in a fine layer of yellow ‘dust'. The hazy quality to the air, as any sufferer of seasonal allergies will be happy to inform you,

Pooper Snooper: Four-legged conservation heroes at work

From hunting to detection of drugs and bombs to search and rescue, it seems there is no limit to the ways we can take advantage of the keen sense of smell possessed by man’s best friend. What is less known is that the same qualities that enable dogs to find drugs and track down animals

Breed for Speed: The Inner Workings of Horse Racing Genetics

Secretariat entered the 99th running of the Kentucky Derby as a heavy favorite, posing 5-to-2 odds. Thus, It wasn't unexpected when the large chestnut colt set the new course record at 1 minute and 59 â…– seconds, but few could imagine the record would still stand today, 45 years in the future. Even Justify, the

Science Warning! Annihilation

Science Warning! Is a series about the science behind some of our favorite SciFi stories. Today we take a look at Annihilation starring Natalie Portman. As a biologist, I find watching Annihilation a thrilling experience. The movie so expertly blends science-fiction and horror into a narrative where the rules of life are twisted to create

Science Behind Bars: A Bioethics Case Study

The “salt wars” have been raging for decades, with medical science still embroiled over whether there is a direct link between sodium consumption and heart disease. Last year, a group of researchers published an editorial in an American Heart Association journal proposing a way to finally get to the bottom of this; in the process,

Cancer and Us – Are You Safe?

On February 4th, we celebrated World Cancer Day to remember those affected by cancer, standing by them in their fight against it. Known as the big “C,” cancer is a dreaded disease. There were 18.1 million new cases worldwide in 2018, of which 9.6 million were fatal. Being a leading cause of mortality, it has

The Sugar Code: Representing Glycans

Hearts, stars, horseshoes, clovers and blue moons, pots of golden rainbows and me red balloons! If you've ever eaten Lucky Charms cereal, you probably know this jingle and the tiny shapes of marshmallows it references. Interestingly enough, glycobiologists, or biologists who study the sugars that make up those tasty mallows, have their own Lucky Charm

Emerging Diseases and Wildlife: How Small Changes Can Have Big Consequences

On my walk home from work, I almost always encounter what I affectionately call “trash creatures”: squirrels that pop out of dumpsters carrying slices of pizza or crows pulling apart garbage bags to get at the tasty morsels inside. While undoubtedly amusing, these incidents may have more cryptic, and sinister, consequences to the health of

Oil Wells in the River of Grass

“Here are no lofty peaks seeking the sky, no mighty glaciers or rushing streams wearing away the uplifted land. Here is land, tranquil in its quiet beauty, serving not as the source of water, but as the last receiver of it. To its natural abundance we owe the spectacular plant and animal life that distinguishes

The Tiny Wiggly Molecular World of Medicine

Medicine has been important to humans since our earliest days, but for the majority of our history, we've had very little idea of how medicine works. We used to attribute medicinal effects to magic or to balancing the fluids of the body (bloodletting, anyone?), but thankfully we've come a long way since then. With the

The Cold Truth About Cryopreservation

Recently,  I was in the lab doing some routine work with cells. In order to start growing my own stock of cells I took a small vial out of a tank of liquid nitrogen, where it is stored at around -150°C (-238°F). Then I quickly thawed it to body temperature (37°C, or 98.6°F) and transferred

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