With just days left until Selection Sunday and March Madness, it’s crunch time in conference tournaments around the country.

Arizona stands above the rest of the Big 12 after winning the regular season title and appears to be a lock for a No. 1 seed in the NCAA tournament. The Wildcats went 29-2 this season and the two games they dropped came in early February against Kansas and Texas Tech — two very good teams that could make March Madness runs of their own.

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That said, of all the major conference tournaments this week, this one feels the most wide open. Beyond Arizona, Kansas and Texas Tech, perennial contender Houston has another stacked team. The Cougars went 26-5 and have repeatedly looked capable of making another Final Four run under Kelvin Sampson. No. 7-ranked Iowa State should be in the mix as well.

[Enter Yahoo Fantasy Bracket Mayhem now for your shot at $50K]

Who will hoist the trophy in Kansas City? Follow along below for scores, highlights, bracketology and more (scroll for live updates).

Big 12 men’s basketball tournament

When: March 10-14
Where: T-Mobile Center | Kansas City, Missouri
TV: ESPN, ESPN2, ESPN+
Big 12 tournament bracket, scores

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Big 12 Thursday schedule, results (all times ET)

Thursday, March 12 — Quarterfinals

Game 9 | Iowa State 75, Texas Tech 53
Game 10 | Arizona 81, UCF 59
Game 11 | Houston 73, BYU 66
Game 12 | Kansas 78, TCU 73

Friday, March 13 — Semifinals

Game 13 | No. 5 Iowa State vs. No. 1 Arizona | 7 p.m. | ESPN/2
Game 14 | No. 2 Houston vs. No. 3 Kansas | 9:30 p.m. | ESPN/2

A Kansas family unknowingly shared their 19th‑century home with roughly 2,000 venomous spiders for more than five years. The episode, documented in a peer‑reviewed medical entomology journal, challenged the reflexive dread many people feel toward these arachnids. Despite the scale of the infestation, no one in the household reported a single confirmed bite.

A quiet colony in an old Kansas house

The family moved into the weathered, late‑Victorian residence in 1996, unaware that brown recluses had already settled in. Through the late 1990s, they occasionally spotted solitary spiders, dismissed as a rustic house’s inevitable fauna. Only in the summer of 2001 did they grasp the true scope: hidden spaces pulsed with patient, nocturnal life.

What researchers discovered

Alarmed yet curious, entomologists launched a systematic survey, combining sticky traps with deliberate hand collection. In six months, they tallied 2,055 specimens, with nearly half gathered directly by hand and the rest from monitoring traps. About 400 were mature individuals capable of delivering medically significant venom, yet not a single resident suffered a confirmed envenomation.

The brown recluse, more shy than sinister

Despite its ominous name, the brown recluse is a stealthy, primarily nocturnal hunter. It slips from sheltered crannies after dark to cull cockroaches, beetles, and other household pests, then withdraws by day into undisturbed voids. Slow reproduction, frugal diets, and long fasting tolerance make these spiders tenacious tenants, but not notably aggressive.

The bite myth, explained

Researchers emphasize that confirmed recluse bites are genuinely rare, even in areas where the species is established. Many necrotic‑looking skin lesions attributed to “spider bites” turn out to be bacterial infections or unrelated dermatoses. When bites do occur, most cause localized redness or swelling, with severe necrosis representing a small, medically manageable minority.

“Living alongside thousands of venomous spiders without incident sounds impossible, but the data show it’s simply unlikely—not inevitable.”

Why so many spiders, yet no harm?

Behavioral ecology offers a persuasive answer: brown recluses avoid conflict, fleeing contact whenever possible. Their webs are non‑sticky retreats, not active snares, and their flat bodies slip into tight, human‑ignored crevices. Most accidental bites involve trapped contact—inside clothing, bed linens, or gloves—situations this careful family largely avoided.

Practical lessons for homeowners

• Reduce clutter in closets and basements to remove cozy harbors for shy, nocturnal hunters.
• Shake out clothes, linens, and stored gear before use, minimizing trapped‑contact risk in daily routines.
• Seal cracks, weather‑strip doors, and tidy storage areas to limit silent hideaways and prey sources.
• Use sticky traps strategically as monitoring tools, then target hotspots with cleaning and exclusion.
• Call professionals if numbers surge, favoring integrated pest management over indiscriminate sprays.

Science versus fear

This Kansas case reframes a powerful instinct: fear thrives when knowledge is scarce. The brown recluse earns respect for its venom, yet its default strategy is avoidance, not attack, even inside human homes. When science illuminates behavior and risk, panic gives way to prudent habits—and a clearer sense of what truly deserves our alarm.

What the numbers really mean

Two thousand spiders in one house sounds like a public‑health nightmare, but context matters more than raw counts. With scarce prey, low humidity, and retreat‑heavy architecture, populations can persist yet rarely collide with daily human activity. The most reliable predictor of bites is forced contact, not mere cohabitation or numerical abundance.

A nuanced coexistence

None of this excuses complacency, especially where children, clutter, and dark storage converge. It does, however, argue for balanced vigilance: understand the species, reduce contact opportunities, and monitor with simple tools. In doing so, a household replaces reflexive dread with informed control, turning a legendary menace into a manageable neighbor.