Teenagers aren’t just lazy. Their sleep hormones aren’t calibrated to let them get up and go until later in the morning – which has academic and health consequences when school starts too early.
Satellite image on Sept. 7, 2017 shows three hurricanes: Irma in the center just north of the island of Hispaniola, Katia on the left in the Gulf of Mexico and Jose in the Atlantic Ocean on the right.
NOAA via AP
Would putting power lines underground avoid hurricanes knocking out electricity service for millions of people? The answer is not as straightforward as it seems.
Poor diet hurts our health and our wallets.
Lukas Goja/Shutterstock.com
It’s estimated that 20 percent of first year students are put on academic probation. That’s not a small number. Universities are beginning to tackle the problem head on.
Can you cut it in this math problem?
Sergey Lapin/shutterstock.com
Dreading math class as you head back into school? Never fear: Try these tips from famed mathematician George Pólya.
Damage from Irma can be seen in this photo of Kelly McClenthen in Bonita Springs, Florida, as she returned to her home Sept. 11, 2017.
AP Photo/Gerald Herbert
Even in areas predicted to take direct hits from hurricanes and other storms, hospitals must do all they can to stay open. It isn’t an easy task, but preparation and practice help.
Millions of Americans donate to relief efforts after natural disasters.
MISHELLA/Shutterstock.com
Comparing genomes of more than 200,000 people, researchers identified genetic variants that are less common in older people, suggesting natural selection continues to weed out disadvantageous traits.
More cryptocurrencies appear all the time.
Wit Olszewski/Shutterstock.com
Nir Kshetri, University of North Carolina – Greensboro
Cybercriminals increasingly depend on e-currencies to profit from their misdeeds. They, and their potential victims, could be driving some of the growth in cryptocurrency markets.
It’s impossible to be certain of safety while using Gmail, Yahoo mail and other web-based email systems. The best solution is a radical one: It’s time to return to plain, text-only email.
Plants make proteins based on whatever genetic material you give them.
Carl Davies, CSIRO
Inserting a random DNA mishmash into a plant or bacterium directs it to make a novel protein. Sifting through the resulting molecules, researchers may find ones have medical or agricultural uses.
Colleen Burge counts oysters on an oyster aquaculture lease in California.
Collin Closek
Colleen Burge, University of Maryland, Baltimore County
Oysters grow in seawater and filter their food from it, so how do you shield them from waterborne diseases? Scientists are working to develop strains that are resistant to a fast-spreading herpes virus.
A Dominican immigrant cuts the hair of a customer at her New York City salon.
Seth Wenig/AP Photo
In New York City, hair salons are one of the few cultural spaces for Dominican women to bond. But they also perpetuate legacies of racism and colonialism.
Manhattan on Sept. 11, 2001.
AP Photo/Daniel Hulshizer
Tricia Bacon, American University School of Public Affairs
An unprecedented onslaught from the US hasn’t destroyed the terrorist organization. What is the secret of its resilience?
A woman with symptoms of cholera walks into a cholera treatment center at Immaculate Conception Hospital in Les Cayes, Haiti in November 2016 in the aftermath of Hurricane Matthew.
Reuters/Andres Martinez Casares
Social media apps are becoming as important as water, food and batteries when communities face natural disasters. One key function is helping people connect with neighbors and support each other.
Hurricane Irma descends on the Caribbean islands.
NOAA National Weather Service National Hurricane Center/Handout via Reuters
Saturated media coverage of hurricanes like Harvey and Irma can make it seem like disasters happen all the time. Is the frequency of billion-dollar disasters really rising?
Flooding from Hurricane Harvey. Can the region rebuild infrastructure so that it can better withstand extreme weather events?
AP Photo/David J. Phillip
After extreme weather events like Hurricane Harvey, city planners need to think about the smartest way to rebuild. Here are some no-regrets infrastructure investment ideas.
A caregiver helps a man with Parkinson’s.
Adriaticphoto/Shutterstock.com
Research has yielded new insights into Parkinson’s disease, and treatments are expanding. But a shortage of doctors trained in the disease leaves a gap in care.
Lean on me for a better night’s sleep.
Syda Productions/shutterstock.com