There are 130 billion gallons of water in Wisconsin’s Lake Mendota, and now, trillions of spiny water fleas.
It's cheaper to prevent biological invasions than to react after they happen. But it's hard to detect invaders while there are still just a few of them. Knowing when and where to look can help.
Le président gabonais, Ali Bongo Odimba, ici à Londres, en octobre 2018.
Chris Jackson /AFP
Le silence sur l'état de santé réel du Président Ali Bongo reflète celui d'un pays aux apparences trompeuses.
Livestock guardian dog breeds, such as Maremma, are often raised with and trained to consider themselves part of a livestock herd and so protect their herd from threats.
All three of the methods found to be most effective at protecting livestock do not involve killing carnivores.
The process of laying internet cables on the sea floor is particularly sensitive at the coastlines.
Comparing the locations of key internet data centers and cable routes with maps of expected sea-level rise suggests it's time to shore up internet connections in the face of a changing climate.
The airways inside the human lung.
Cystic fibrosis is the most common genetic disease among Caucasians. Now scientists believe they have discovered the origin of this often lethal genetic mutation and how it spread throughout Europe.
The 2016 Maple fire (photographed in July 2017) reburned young forests that had regenerated after the 1988 Yellowstone fires. More frequent high-severity fires are expected in the future as climate warms, which may change patterns of forest recovery.
Huge fires roared through Yellowstone National Park in the summer of 1988, scorching one-third of the park. Since then the park has been a valuable lab for studying how forests recover from fires.
Which cognitive processes explain long-term effects of childhood adversity?
Ricky Kharawala on Unsplash
Childhood adversity is linked to social and mental health problems later in life. New research suggests brains that aren't as good at recognizing rewards and responding to change may be to blame.
Oh the terrible irony.
Photo by Mar Hicks
Five years after a major sexism scandal, Silicon Valley's misogynist culture remains strong and pervasive – and history reveals the stakes could be as high as the entire US tech sector.
Spanish activists protest against retailers using factories in a building in Bangladesh which collapsed, killing more than 600 people.
"Shaming campaigns" have been successful in attracting attention to transnational issues like inhumane working conditions and environmental degradation. But shaming guilty corporations is only the first step.
“Neo” skull of Homo naledi from the Lesedi Chamber.
John Hawks/Wits University
Evidence of Homo naledi's age suggests we need to rethink our understanding of human history and evolution.
Will Bill Nye’s new show find a wider audience than Neil deGrasse Tyson’s ‘Cosmos’ did?
Vince Bucci/Invision for the Television Academy/AP Images
Popular programming that focuses on science tends to not actually be all that popular. Bringing in new audiences who aren't already up to speed on science topics is a challenge.
The divide is in the data.
American Community Survey (ACS) 2011-2015 5 year estimates, Table S1810
More and more people are talking about the 'rural-urban divide,' but what does that phrase actually mean? We asked experts from around the country to illustrate the gap in graphs and maps.
Two people dress up as Gaydar bots during San Francisco’s 2014 gay pride parade.
The idea of gaydar, the ability to discern who's gay and who isn't, promotes stereotypes. And research purporting to prove its existence is flawed.
Taking stock of what we know works… or not.
TV head image via www.shutterstock.com.
Now that we're in a post-truth world, a timely report from the National Academies of Sciences, Engineering and Medicine highlights evidence for what works and what doesn't when talking about science.
The remains of a burned car outside Gabon’s National Assembly. It was set alight during unrest after the disputed reelection of President Ali Bongo.
Ali Bongo seems to have won Gabon's elections. Yet his contested "victory" has radically changed the political field in this soft democracy, one of Africa's richest and most stable.
Libreville s’est embrasé aussitôt après la proclamation des résultats de l’élection présidentielle.
Marco Longari =/AFP
Trois présidents depuis l’indépendance en 1960 ; la stabilité politique de cet État faiblement peuplé d’Afrique centrale a longtemps reposé sur un système de redistribution aujourd’hui en panne.
Will this make my tummy hurt?
Pandas are bears – but two million years ago they stopped eating meat. Their digestive systems have not yet adapted, though. Do upset stomachs make panda pregnancy more difficult?
Spiny water flea (
Jake R. Walsh
Invasive species cause some $120 billion in damages across North America yearly -- and that's just direct costs. A study of one species in one Wisconsin lake indicates the real toll is much higher.
Too distressed to learn?
Truckee Meadows Community College
Over five million students of the approximately 11 million students in community colleges nationwide suffer from a mental health problem.
Subprime loans could ease not only the housing affordability crisis but rising homelessness as well.
The Hollywood flick recalls subprime's role in the 2008 financial crisis, but, by helping more low-income households buy a home, the loans can help ease the affordability crisis and homelessness.