Immune Genes Protect Cells from Ebola Virus and SARS-CoV-2
Immune Genes Protect Cells from Ebola Virus and SARS-CoV-2
A pathway involved in the adaptive immune system, a relative newcomer in the world of pathogen defense, may have a more ancient role in protecting cells from invading viruses.
Immune Genes Protect Cells from Ebola Virus and SARS-CoV-2
Immune Genes Protect Cells from Ebola Virus and SARS-CoV-2

A pathway involved in the adaptive immune system, a relative newcomer in the world of pathogen defense, may have a more ancient role in protecting cells from invading viruses.

A pathway involved in the adaptive immune system, a relative newcomer in the world of pathogen defense, may have a more ancient role in protecting cells from invading viruses.

defense
Image of the Day: Turtle Ant Soldiers
Image of the Day: Turtle Ant Soldiers
Amy Schleunes | Mar 12, 2020
Big heads come in handy when the social insects are tasked with defending their nest.
Image of the Day: Aphid Nurses
Image of the Day: Aphid Nurses
Chia-Yi Hou | Apr 16, 2019
To their own detriment, aphid nymphs release body fluids that clot up a plant’s wound caused by insects predating on the gall where the colony lives.
Image of the Day: Light Show
Image of the Day: Light Show
Carolyn Wilke | Feb 7, 2019
Sea fireflies spew a mucus with a chemical glow to lure mates and avoid being eaten.
War Dance of the Honeybee
War Dance of the Honeybee
Karl Gruber | Feb 1, 2018
One species has developed a novel waggle to warn about invading wasps.
Australian Magpie-Lark Duet
Australian Magpie-Lark Duet
The Scientist Staff | Nov 30, 2017
The birds sing together to help defend their territory.
A New Species of Gecko Defensively Sheds Its Scales
A New Species of Gecko Defensively Sheds Its Scales
Diana Kwon | Feb 8, 2017
Geckolepis megalepis escapes its predators by rapidly detaching its fish-like scales.
Butterflies Weaponize Milkweed Toxins
Butterflies Weaponize Milkweed Toxins
Geoffrey Giller | Nov 4, 2015
Monarch and queen caterpillars store toxic compounds from their milkweed diet to ward off predators into adulthood, a new study suggests.
Opinion: Biodefense Innovation Needed
Opinion: Biodefense Innovation Needed
Joe Lieberman and Tom Ridge | Oct 27, 2015
To protect against biological threats, federal agencies and other key stakeholders should commit to a strategic, unified approach.
Beetle Bomb
Beetle Bomb
Jenny Rood | May 1, 2015
High-speed X-ray video reveals how bombardier beetles control their toxic sprays.
Distracting Tails
Distracting Tails
Jenny Rood | Feb 17, 2015
Luna moths use their long tails to throw bats off their trail.
SAIC Founder Dies
SAIC Founder Dies
Kerry Grens | Dec 30, 2014
J. Robert Beyster, who established one of the largest research and engineering firms, passed away at age 90.
Toxin Evolution
Toxin Evolution
Abby Olena | Jan 16, 2014
Researchers show that scorpion venom toxins are closely related to defensive proteins from venomous insects.
Really Bad Breath
Really Bad Breath
Abby Olena | Jan 3, 2014
Tobacco hornworms release puffs of nicotine that deter some predators.
Behavior Brief
Behavior Brief
Tracy Vence | Nov 17, 2013
A round-up of recent discoveries in behavior research
Selling an Anthrax Scare?
Selling an Anthrax Scare?
Kate Yandell | May 21, 2013
A US government advisor warned officials of the dangers of antibiotic-resistant anthrax while profiting from antitoxin sales.
The Sea Hare’s Chemical Attack
The Sea Hare’s Chemical Attack
Kate Yandell | Mar 29, 2013
The slug-like marine animals squirt a substance at lobsters that makes the predators lose their ability to smell.
Insect Wing Kills Bacteria
Insect Wing Kills Bacteria
Jef Akst | Mar 6, 2013
The nanoscale structure of a clanger cicada’s wings destroys threatening microbes on contact.
Sharks Glow to Frighten Predators
Sharks Glow to Frighten Predators
Kate Yandell | Feb 21, 2013
Bioluminescent arcs on a deep-sea lantern shark’s dorsal side highlight its spines.
Awarding Science Defense
Awarding Science Defense
Beth Marie Mole | Nov 8, 2012
A psychiatrist and a science writer win the first John Maddox Prize for promoting science despite opposition.