Shweta Karikehalli is an environmental and science journalist based in New York City. Prior to joining _Spectrum_, Shweta was an editorial fellow at _Audubon_ magazine and worked for the _Daily Orange_, Syracuse University’s award-winning independent newspaper, as a copy editor and reporter. She has an M.A. in magazine, newspaper and online journalism from the S.I. Newhouse School of Public Communications and a B.S. in conservation biology from the SUNY College of Environmental Science and Forestry.
Shweta Karikehalli
From this contributor
‘Zombie’ pig brains fire hours after death
A new method restores blood flow and some functions in pig brains four hours after the animals have died.
New method creates complex, long-lived brain ‘organoids’
A new method for growing brain organoids allows them to survive for up to a year — more than four times as long as is possible with other methods.
New method creates complex, long-lived brain ‘organoids’
By
Shweta Karikehalli
10 May 2019 | 2 min read
Mighty magnet promises to render human brain in intricate detail
A new magnetic resonance imaging machine has the power to reveal the brain’s structure and activity at unprecedented resolution.
Mighty magnet promises to render human brain in intricate detail
By
Shweta Karikehalli
26 April 2019 | 2 min read
Genome catalog bolsters global microbiome research
The largest-yet attempt to characterize the global diversity of the human microbiome — the population of microbes that live in our bodies — has found 4,930 species, 77 percent of which were previously unknown.
Genome catalog bolsters global microbiome research
By
Shweta Karikehalli
22 March 2019 | 3 min read
Explore more from The Transmitter
Some facial expressions are less reflexive than previously thought
A countenance such as a grimace activates many of the same cortical pathways as voluntary facial movements.
Some facial expressions are less reflexive than previously thought
A countenance such as a grimace activates many of the same cortical pathways as voluntary facial movements.
By
Natalia Mesa
8 January 2026 | 5 min read
Cracking the neural code for emotional states
Rather than act as a simple switchboard for innate behaviors, the hypothalamus encodes an animal's internal state, which influences behavior.
Cracking the neural code for emotional states
Rather than act as a simple switchboard for innate behaviors, the hypothalamus encodes an animal's internal state, which influences behavior.
By
Natalia Mesa
8 January 2026 | 8 min read
Alex Maier argues that a scientific explanation of consciousness requires grounding in formalized mathematics
When it comes to discovering laws of nature for consciousness similar to those in physics, Maier argues that integrated information theory is the only game in town.
Alex Maier argues that a scientific explanation of consciousness requires grounding in formalized mathematics
When it comes to discovering laws of nature for consciousness similar to those in physics, Maier argues that integrated information theory is the only game in town.
By
Paul Middlebrooks
7 January 2026 | 1 min read