New Study Fuels Debate About Source of Birds’ Magnetic Sense
New Study Fuels Debate About Source of Birds’ Magnetic Sense
A detailed analysis of cryptochrome 4 shows that the protein is highly sensitive to magnetic fields in vitro, but some researchers dispute the authors’ assertion that the findings could help explain avian magnetoreception.
New Study Fuels Debate About Source of Birds’ Magnetic Sense
New Study Fuels Debate About Source of Birds’ Magnetic Sense

A detailed analysis of cryptochrome 4 shows that the protein is highly sensitive to magnetic fields in vitro, but some researchers dispute the authors’ assertion that the findings could help explain avian magnetoreception.

A detailed analysis of cryptochrome 4 shows that the protein is highly sensitive to magnetic fields in vitro, but some researchers dispute the authors’ assertion that the findings could help explain avian magnetoreception.

magnetic field
Microscopic Robots Deliver Drugs to the Brain
Microscopic Robots Deliver Drugs to the Brain
Asher Jones | Mar 30, 2021
Researchers turned white blood cells called neutrophils into drug-smuggling “neutrobots,” which penetrated the blood-brain barrier to treat brain cancer in mice.
Electric and Magnetic Field Treatments Lower Mouse Blood Sugar
Electric and Magnetic Field Treatments Lower Mouse Blood Sugar
Abby Olena | Oct 9, 2020
The effects seem to be mediated by a reactive oxygen species in the animals’ livers.
Solar Weather Linked to Gray Whale Strandings
Solar Weather Linked to Gray Whale Strandings
Jef Akst | Feb 26, 2020
When the sun’s atmosphere is stormy, more whales end up on the beach, according to a new study. Biologists speculate it may have to do with navigation or health.
Newly Named Chibanian Age Demarcates Earth’s Last Magnetic Flip
Newly Named Chibanian Age Demarcates Earth’s Last Magnetic Flip
Kerry Grens | Feb 17, 2020
The time period, which spans 770,000 to 126,000 years ago, started with a reversal of the planet’s magnetic field.
Image of the Day: Eel Compass
Image of the Day: Eel Compass
Emily Makowski | Oct 14, 2019
Glass eels form a magnetic memory of their estuaries’ currents in order to migrate.
Two Studies Fail to Replicate Magnetogenetics Research
Two Studies Fail to Replicate Magnetogenetics Research
Katarina Zimmer | Sep 20, 2019
The new work calls into question the idea that neurons can be genetically engineered to fire in response to magnetic fields, a setback for the budding technique.
A Toolmaker
A Toolmaker
The Scientist Staff | Jun 1, 2019
Meet the University of Toronto’s Yu Sun, whose work developing magnetic tweezers is featured in our Modus Operandi column.
Infographic: High Precision Magnetic Tweezers
Infographic: High Precision Magnetic Tweezers
Ruth Williams | Jun 1, 2019
Microscope-mounted magnets with computerized feedback control allow precision manipulations of intracellular objects.
Intracellular Magnetic Manipulations
Intracellular Magnetic Manipulations
Ruth Williams | Jun 1, 2019
Optimized tweezers enable precise 3-D manipulations of a cell’s organelles.
Can Humans Sense Magnetic Fields?
Can Humans Sense Magnetic Fields?
Carolyn Wilke | Mar 19, 2019
A study of people’s brainwaves hints at their unconscious ability to perceive the Earth’s magnetic field.
Weak Magnetic Fields Manipulate Regeneration in Worms
Weak Magnetic Fields Manipulate Regeneration in Worms
Ruth Williams | Jan 30, 2019
At magnetic field intensities somewhat above that of Earth, stem cell proliferation shifts gears.